diff --git a/server/src/main/scala/com/lbs/server/BootConfig.scala b/server/src/main/scala/com/lbs/server/BootConfig.scala
index 6ee1c65..71edf75 100644
--- a/server/src/main/scala/com/lbs/server/BootConfig.scala
+++ b/server/src/main/scala/com/lbs/server/BootConfig.scala
@@ -102,10 +102,14 @@ class BootConfig {
   def settingsActorFactory: ByUserIdActorFactory =
     userId => actorSystem.actorOf(Settings.props(userId, bot, dataService, localization))
 
+  @Bean
+  def accountActorFactory: ByUserIdActorFactory =
+    userId => actorSystem.actorOf(Account.props(userId, bot, dataService, localization, router))
+
   @Bean
   def chatActorFactory: ByUserIdActorFactory =
     userId => actorSystem.actorOf(Chat.props(userId, dataService, monitoringService, bookingActorFactory, helpActorFactory,
-      monitoringsActorFactory, historyActorFactory, visitsActorFactory, settingsActorFactory, bugActorFactory))
+      monitoringsActorFactory, historyActorFactory, visitsActorFactory, settingsActorFactory, bugActorFactory, accountActorFactory))
 
   @Bean
   def datePickerFactory: ByUserIdWithOriginatorActorFactory = (userId, originator) =>
diff --git a/server/src/main/scala/com/lbs/server/actor/Account.scala b/server/src/main/scala/com/lbs/server/actor/Account.scala
new file mode 100644
index 0000000..9f9e312
--- /dev/null
+++ b/server/src/main/scala/com/lbs/server/actor/Account.scala
@@ -0,0 +1,103 @@
+/**
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
+package com.lbs.server.actor
+
+import akka.actor.{ActorRef, Props}
+import com.lbs.bot.model.{Button, Command}
+import com.lbs.bot.{Bot, _}
+import com.lbs.server.actor.Account._
+import com.lbs.server.actor.Chat.Init
+import com.lbs.server.actor.Login._
+import com.lbs.server.lang.{Localizable, Localization}
+import com.lbs.server.service.DataService
+
+class Account(val userId: UserId, bot: Bot, dataService: DataService, val localization: Localization, router: ActorRef) extends SafeFSM[FSMState, FSMData] with Localizable {
+
+  startWith(AskAction, null)
+
+  whenSafe(AskAction) {
+    case Event(Next, _) =>
+      val credentials = dataService.getUserCredentials(userId.userId)
+      val buttons = Seq(Button(lang.addAccount, -1L), Button(lang.deleteAccount, -2L)) ++ credentials.map(c => Button(s"🔐️ ${c.username}", c.accountId))
+      bot.sendMessage(userId.source, lang.pleaseChooseAccount, inlineKeyboard = createInlineKeyboard(buttons, columns = 1))
+      goto(AwaitAction)
+  }
+
+  whenSafe(AwaitAction) {
+    case Event(cmd@Command(_, _, Some(actionStr)), _) =>
+      val action = actionStr.toLong
+      action match {
+        case -1L =>
+          router ! cmd.copy(message = cmd.message.copy(text = Some("/login")))
+          goto(AskAction) using null
+        case -2L =>
+          bot.sendMessage(userId.source, "Not implemented yet")
+          goto(AskAction) using null
+        case accountId =>
+          val accountMaybe = dataService.findUserCredentialsByAccountId(userId.userId, accountId)
+          accountMaybe match {
+            case Some(account) => //account was found
+              val userMaybe = dataService.findUser(userId.userId)
+              userMaybe.foreach { user =>
+                user.activeAccountId = accountId
+                dataService.saveUser(user)
+                router ! SwitchUser(UserId(account.userId, account.accountId, userId.source))
+                bot.sendMessage(userId.source, lang.accountSwitched(account.username))
+              }
+              goto(AskAction) using null
+            case None =>
+              LOG.error(s"This is not user [#${userId.userId}] account [#$accountId]")
+              goto(AskAction) using null
+          }
+      }
+  }
+
+  whenUnhandledSafe {
+    case Event(Init, _) =>
+      invokeNext()
+      goto(AskAction) using null
+    case e: Event =>
+      LOG.error(s"Unhandled event in state:$stateName. Event: $e")
+      stay()
+  }
+
+  initialize()
+
+}
+
+object Account {
+  def props(userId: UserId, bot: Bot, dataService: DataService, localization: Localization, router: ActorRef): Props =
+    Props(new Account(userId, bot, dataService, localization, router))
+
+  object AskAction extends FSMState
+
+  object AwaitAction extends FSMState
+
+  object AddAccount extends FSMState
+
+  object RemoveAccount extends FSMState
+
+  case class SwitchUser(userId: UserId)
+
+}
\ No newline at end of file
diff --git a/server/src/main/scala/com/lbs/server/actor/Auth.scala b/server/src/main/scala/com/lbs/server/actor/Auth.scala
index 03319f5..6d3dbce 100644
--- a/server/src/main/scala/com/lbs/server/actor/Auth.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Auth.scala
@@ -54,22 +54,22 @@ class Auth(val source: MessageSource, dataService: DataService, unauthorizedHelp
     case cmd: Command if userId.nonEmpty =>
       chatActor = getChatActor(userId.get)
       chatActor ! cmd
-    case LoggedIn(forwardCommand, id) =>
-      val uId = UserId(id, source)
+    case LoggedIn(forwardCommand, uId, aId) =>
+      val id = UserId(uId, aId, source)
       val cmd = forwardCommand.cmd
-      userId = Some(uId)
-      chatActor = getChatActor(uId, reinit = true)
+      userId = Some(id)
+      chatActor = getChatActor(id, reInit = true)
       if (!cmd.message.text.contains("/login"))
         chatActor ! cmd
     case cmd: Command =>
       chatActor ! cmd
   }
 
-  private def getChatActor(userId: UserId, reinit: Boolean = false): ActorRef = {
+  private def getChatActor(userId: UserId, reInit: Boolean = false): ActorRef = {
     if (chatActor == null) {
       chatActorFactory(userId)
     } else {
-      if (reinit) {
+      if (reInit) {
         chatActor ! PoisonPill
         chatActorFactory(userId)
       } else chatActor
@@ -77,8 +77,8 @@ class Auth(val source: MessageSource, dataService: DataService, unauthorizedHelp
   }
 
   def getUserId: Option[UserId] = {
-    val userIdMaybe = dataService.findUserIdBySource(source)
-    userIdMaybe.map(id => UserId(id, source))
+    val userIdMaybe = dataService.findUserAndAccountIdBySource(source)
+    userIdMaybe.map { case (uId, aId) => UserId(uId, aId, source) }
   }
 
   override def postStop(): Unit = {
diff --git a/server/src/main/scala/com/lbs/server/actor/Book.scala b/server/src/main/scala/com/lbs/server/actor/Book.scala
index 9f0c77b..b5877a9 100644
--- a/server/src/main/scala/com/lbs/server/actor/Book.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Book.scala
@@ -53,29 +53,29 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
   requestStaticData(RequestCity, AwaitCity, cityConfig) { bd: BookingData =>
     withFunctions(
-      latestOptions = dataService.getLatestCities(userId.userId),
-      staticOptions = apiService.getAllCities(userId.userId),
+      latestOptions = dataService.getLatestCities(userId.accountId),
+      staticOptions = apiService.getAllCities(userId.accountId),
       applyId = id => bd.copy(cityId = id))
   }(requestNext = RequestClinic)
 
   requestStaticData(RequestClinic, AwaitClinic, clinicConfig) { bd: BookingData =>
     withFunctions(
-      latestOptions = dataService.getLatestClinicsByCityId(userId.userId, bd.cityId.id),
-      staticOptions = apiService.getAllClinics(userId.userId, bd.cityId.id),
+      latestOptions = dataService.getLatestClinicsByCityId(userId.accountId, bd.cityId.id),
+      staticOptions = apiService.getAllClinics(userId.accountId, bd.cityId.id),
       applyId = id => bd.copy(clinicId = id))
   }(requestNext = RequestService)
 
   requestStaticData(RequestService, AwaitService, serviceConfig) { bd: BookingData =>
     withFunctions(
-      latestOptions = dataService.getLatestServicesByCityIdAndClinicId(userId.userId, bd.cityId.id, bd.clinicId.optionalId),
-      staticOptions = apiService.getAllServices(userId.userId, bd.cityId.id, bd.clinicId.optionalId),
+      latestOptions = dataService.getLatestServicesByCityIdAndClinicId(userId.accountId, bd.cityId.id, bd.clinicId.optionalId),
+      staticOptions = apiService.getAllServices(userId.accountId, bd.cityId.id, bd.clinicId.optionalId),
       applyId = id => bd.copy(serviceId = id))
   }(requestNext = RequestDoctor)
 
   requestStaticData(RequestDoctor, AwaitDoctor, doctorConfig) { bd: BookingData =>
     withFunctions(
-      latestOptions = dataService.getLatestDoctorsByCityIdAndClinicIdAndServiceId(userId.userId, bd.cityId.id, bd.clinicId.optionalId, bd.serviceId.id),
-      staticOptions = apiService.getAllDoctors(userId.userId, bd.cityId.id, bd.clinicId.optionalId, bd.serviceId.id),
+      latestOptions = dataService.getLatestDoctorsByCityIdAndClinicIdAndServiceId(userId.accountId, bd.cityId.id, bd.clinicId.optionalId, bd.serviceId.id),
+      staticOptions = apiService.getAllDoctors(userId.accountId, bd.cityId.id, bd.clinicId.optionalId, bd.serviceId.id),
       applyId = id => bd.copy(doctorId = id))
   }(requestNext = RequestDateFrom)
 
@@ -128,7 +128,7 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
   whenSafe(RequestAction) {
     case Event(Next, bookingData: BookingData) =>
-      dataService.storeAppointment(userId.userId, bookingData)
+      dataService.storeAppointment(userId.accountId, bookingData)
       bot.sendMessage(userId.source,
         lang.bookingSummary(bookingData),
         inlineKeyboard = createInlineKeyboard(Seq(Button(lang.findTerms, Tags.FindTerms), Button(lang.modifyDate, Tags.ModifyDate))))
@@ -146,7 +146,7 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
   whenSafe(RequestTerm) {
     case Event(Next, bookingData: BookingData) =>
-      val availableTerms = apiService.getAvailableTerms(userId.userId, bookingData.cityId.id,
+      val availableTerms = apiService.getAvailableTerms(userId.accountId, bookingData.cityId.id,
         bookingData.clinicId.optionalId, bookingData.serviceId.id, bookingData.doctorId.optionalId,
         bookingData.dateFrom, Some(bookingData.dateTo), timeOfDay = bookingData.timeOfDay)
       termsPager ! availableTerms
@@ -174,7 +174,7 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
   whenSafe(RequestReservation) {
     case Event(term: AvailableVisitsTermPresentation, bookingData: BookingData) =>
-      val response = apiService.temporaryReservation(userId.userId, term.mapTo[TemporaryReservationRequest], term.mapTo[ValuationsRequest])
+      val response = apiService.temporaryReservation(userId.accountId, term.mapTo[TemporaryReservationRequest], term.mapTo[ValuationsRequest])
       response match {
         case Left(ex) =>
           bot.sendMessage(userId.source, ex.getMessage)
@@ -189,7 +189,7 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
   whenSafe(AwaitReservation) {
     case Event(Command(_, _, Some(Tags.Cancel)), bookingData: BookingData) =>
-      apiService.deleteTemporaryReservation(userId.userId, bookingData.temporaryReservationId.get)
+      apiService.deleteTemporaryReservation(userId.accountId, bookingData.temporaryReservationId.get)
       stay()
     case Event(Command(_, _, Some(Tags.Book)), bookingData: BookingData) =>
       val reservationRequestMaybe = for {
@@ -201,7 +201,7 @@ class Book(val userId: UserId, bot: Bot, apiService: ApiService, dataService: Da
 
       reservationRequestMaybe match {
         case Some(reservationRequest) =>
-          apiService.reservation(userId.userId, reservationRequest) match {
+          apiService.reservation(userId.accountId, reservationRequest) match {
             case Left(ex) =>
               bot.sendMessage(userId.source, ex.getMessage)
               invokeNext()
diff --git a/server/src/main/scala/com/lbs/server/actor/Chat.scala b/server/src/main/scala/com/lbs/server/actor/Chat.scala
index 6b70c73..a3bba33 100644
--- a/server/src/main/scala/com/lbs/server/actor/Chat.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Chat.scala
@@ -36,7 +36,7 @@ import scala.util.matching.Regex
 class Chat(val userId: UserId, dataService: DataService, monitoringService: MonitoringService, bookingActorFactory: ByUserIdActorFactory, helpActorFactory: ByUserIdActorFactory,
            monitoringsActorFactory: ByUserIdActorFactory, historyActorFactory: ByUserIdActorFactory,
            visitsActorFactory: ByUserIdActorFactory, settingsActorFactory: ByUserIdActorFactory,
-           bugActorFactory: ByUserIdActorFactory) extends SafeFSM[FSMState, FSMData] with Logger {
+           bugActorFactory: ByUserIdActorFactory, accountActorFactory: ByUserIdActorFactory) extends SafeFSM[FSMState, FSMData] with Logger {
 
   private val bookingActor = bookingActorFactory(userId)
   private val helpActor = helpActorFactory(userId)
@@ -45,6 +45,7 @@ class Chat(val userId: UserId, dataService: DataService, monitoringService: Moni
   private val visitsActor = visitsActorFactory(userId)
   private val settingsActor = settingsActorFactory(userId)
   private val bugActor = bugActorFactory(userId)
+  private val accountActor = accountActorFactory(userId)
 
   startWith(HelpChat, null)
 
@@ -93,6 +94,12 @@ class Chat(val userId: UserId, dataService: DataService, monitoringService: Moni
       stay()
   }
 
+  when(AccountChat, accountActor) {
+    case Event(Command(_, Text("/accounts"), _), _) =>
+      accountActor ! Init
+      stay()
+  }
+
   private def when(state: FSMState, actor: ActorRef)(mainStateFunction: StateFunction): Unit = {
     whenSafe(state) {
       case event: Event =>
@@ -130,11 +137,14 @@ class Chat(val userId: UserId, dataService: DataService, monitoringService: Moni
     case Event(cmd@Command(_, Text("/settings"), _), _) =>
       self ! cmd
       goto(SettingsChat)
+    case Event(cmd@Command(_, Text("/accounts"), _), _) =>
+      self ! cmd
+      goto(AccountChat)
     case Event(cmd@Command(_, Text(MonitoringId(monitoringIdStr, scheduleIdStr, timeStr)), _), _) =>
       val monitoringId = monitoringIdStr.toLong
       val scheduleId = scheduleIdStr.toLong
       val time = timeStr.toLong
-      monitoringService.bookAppointmentByScheduleId(userId.userId, monitoringId, scheduleId, time)
+      monitoringService.bookAppointmentByScheduleId(userId.accountId, monitoringId, scheduleId, time)
       stay()
     case Event(cmd: Command, _) =>
       actor ! cmd
@@ -157,6 +167,7 @@ class Chat(val userId: UserId, dataService: DataService, monitoringService: Moni
     visitsActor ! PoisonPill
     settingsActor ! PoisonPill
     bugActor ! PoisonPill
+    accountActor ! PoisonPill
     super.postStop()
   }
 }
@@ -164,9 +175,10 @@ class Chat(val userId: UserId, dataService: DataService, monitoringService: Moni
 object Chat {
   def props(userId: UserId, dataService: DataService, monitoringService: MonitoringService, bookingActorFactory: ByUserIdActorFactory, helpActorFactory: ByUserIdActorFactory,
             monitoringsActorFactory: ByUserIdActorFactory, historyActorFactory: ByUserIdActorFactory,
-            visitsActorFactory: ByUserIdActorFactory, settingsActorFactory: ByUserIdActorFactory, bugActorFactory: ByUserIdActorFactory): Props =
+            visitsActorFactory: ByUserIdActorFactory, settingsActorFactory: ByUserIdActorFactory, bugActorFactory: ByUserIdActorFactory,
+            accountActorFactory: ByUserIdActorFactory): Props =
     Props(new Chat(userId, dataService, monitoringService, bookingActorFactory, helpActorFactory, monitoringsActorFactory,
-      historyActorFactory, visitsActorFactory, settingsActorFactory, bugActorFactory))
+      historyActorFactory, visitsActorFactory, settingsActorFactory, bugActorFactory, accountActorFactory))
 
   object HelpChat extends FSMState
 
@@ -182,6 +194,8 @@ object Chat {
 
   object BugChat extends FSMState
 
+  object AccountChat extends FSMState
+
   object Init
 
   val MonitoringId: Regex = s"/reserve_(\\d+)_(\\d+)_(\\d+)".r
diff --git a/server/src/main/scala/com/lbs/server/actor/History.scala b/server/src/main/scala/com/lbs/server/actor/History.scala
index 2748939..5b4e1c3 100644
--- a/server/src/main/scala/com/lbs/server/actor/History.scala
+++ b/server/src/main/scala/com/lbs/server/actor/History.scala
@@ -41,7 +41,7 @@ class History(val userId: UserId, bot: Bot, apiService: ApiService, val localiza
 
   whenSafe(RequestData) {
     case Event(Next, _) =>
-      val visits = apiService.visitsHistory(userId.userId)
+      val visits = apiService.visitsHistory(userId.accountId)
       historyPager ! visits
       goto(AwaitPage)
   }
diff --git a/server/src/main/scala/com/lbs/server/actor/Login.scala b/server/src/main/scala/com/lbs/server/actor/Login.scala
index 9d63735..e0c80d9 100644
--- a/server/src/main/scala/com/lbs/server/actor/Login.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Login.scala
@@ -26,7 +26,6 @@ package com.lbs.server.actor
 import akka.actor.{ActorRef, Props}
 import com.lbs.bot.Bot
 import com.lbs.bot.model.{Command, MessageSource}
-import com.lbs.bot.telegram.TelegramBot
 import com.lbs.server.actor.Chat.Init
 import com.lbs.server.actor.Login._
 import com.lbs.server.lang.{Localizable, Localization}
@@ -56,10 +55,10 @@ class Login(source: MessageSource, bot: Bot, dataService: DataService, apiServic
           goto(RequestUsername) using LoginData()
         case Right(loggedIn) =>
           val credentials = dataService.saveCredentials(source, username, password)
-          userId = UserId(credentials.userId, source)
-          apiService.addSession(credentials.userId, loggedIn.accessToken, loggedIn.tokenType)
+          userId = UserId(credentials.userId, credentials.accountId, source)
+          apiService.addSession(credentials.accountId, loggedIn.accessToken, loggedIn.tokenType)
           bot.sendMessage(source, lang.loginAndPasswordAreOk)
-          originator ! LoggedIn(forwardCommand, credentials.userId)
+          originator ! LoggedIn(forwardCommand, credentials.userId, credentials.accountId)
           stay() using null
       }
   }
@@ -119,8 +118,8 @@ object Login {
 
   case class ForwardCommand(cmd: Command)
 
-  case class UserId(userId: Long, source: MessageSource)
+  case class UserId(userId: Long, accountId: Long, source: MessageSource)
 
-  case class LoggedIn(forwardCommand: ForwardCommand, userId: Long)
+  case class LoggedIn(forwardCommand: ForwardCommand, userId: Long, accountId: Long)
 
 }
\ No newline at end of file
diff --git a/server/src/main/scala/com/lbs/server/actor/Monitorings.scala b/server/src/main/scala/com/lbs/server/actor/Monitorings.scala
index 9eb80dc..34bc8d4 100644
--- a/server/src/main/scala/com/lbs/server/actor/Monitorings.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Monitorings.scala
@@ -41,7 +41,7 @@ class Monitorings(val userId: UserId, bot: Bot, monitoringService: MonitoringSer
 
   whenSafe(RequestData) {
     case Event(Next, _) =>
-      val monitorings = monitoringService.getActiveMonitorings(userId.userId)
+      val monitorings = monitoringService.getActiveMonitorings(userId.accountId)
       monitoringsPager ! Right[Throwable, Seq[Monitoring]](monitorings)
       goto(AwaitPage)
   }
diff --git a/server/src/main/scala/com/lbs/server/actor/Router.scala b/server/src/main/scala/com/lbs/server/actor/Router.scala
index 63602b3..813d46a 100644
--- a/server/src/main/scala/com/lbs/server/actor/Router.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Router.scala
@@ -26,6 +26,7 @@ package com.lbs.server.actor
 import akka.actor.{Actor, ActorRef, Cancellable, PoisonPill, Props}
 import com.lbs.bot.model.{Command, MessageSource}
 import com.lbs.common.Logger
+import com.lbs.server.actor.Account.SwitchUser
 import com.lbs.server.actor.Router.DestroyChat
 
 import scala.collection.mutable
@@ -47,20 +48,34 @@ class Router(authActorFactory: ByMessageSourceActorFactory) extends Actor with L
       scheduleIdleChatDestroyer(source)
       val chat = chats.get(source) match {
         case Some(actor) => actor
-        case None =>
-          val actor = authActorFactory(source)
-          chats += source -> actor
-          actor
+        case None => addNewChatActor(source)
       }
       chat ! cmd
     case DestroyChat(source) =>
       destroyChat(source)
+    case SwitchUser(userId) =>
+      switchUser(userId)
     case what => LOG.info(s"Unknown message: $what")
   }
 
+  private def addNewChatActor(source: MessageSource): ActorRef = {
+    val actor = authActorFactory(source)
+    chats += source -> actor
+    actor
+  }
+
   private def destroyChat(source: MessageSource): Unit = {
     LOG.info(s"Destroying chat for $source due to $idleTimeout inactivity")
     timers.remove(source)
+    removeChat(source)
+  }
+
+  private def switchUser(userId: Login.UserId): Unit = {
+    removeChat(userId.source)
+    addNewChatActor(userId.source)
+  }
+
+  private def removeChat(source: MessageSource): Unit = {
     chats.remove(source).foreach(_ ! PoisonPill)
   }
 
diff --git a/server/src/main/scala/com/lbs/server/actor/Visits.scala b/server/src/main/scala/com/lbs/server/actor/Visits.scala
index 457b592..bbbc6fb 100644
--- a/server/src/main/scala/com/lbs/server/actor/Visits.scala
+++ b/server/src/main/scala/com/lbs/server/actor/Visits.scala
@@ -42,7 +42,7 @@ class Visits(val userId: UserId, bot: Bot, apiService: ApiService, val localizat
 
   whenSafe(RequestData) {
     case Event(Next, _) =>
-      val visits = apiService.reservedVisits(userId.userId)
+      val visits = apiService.reservedVisits(userId.accountId)
       reservedVisitsPager ! visits
       goto(AwaitPage)
   }
@@ -65,7 +65,7 @@ class Visits(val userId: UserId, bot: Bot, apiService: ApiService, val localizat
       bot.sendMessage(userId.source, lang.appointmentWasNotCancelled)
       goto(RequestData)
     case Event(Command(_, _, Some(Tags.Yes)), visit: ReservedVisit) =>
-      apiService.deleteReservation(userId.userId, visit.reservationId) match {
+      apiService.deleteReservation(userId.accountId, visit.reservationId) match {
         case Left(ex) => bot.sendMessage(userId.source, lang.unableToCancelUpcomingVisit(ex.getMessage))
         case Right(r) => bot.sendMessage(userId.source, lang.appointmentHasBeenCancelled)
       }
diff --git a/server/src/main/scala/com/lbs/server/lang/En.scala b/server/src/main/scala/com/lbs/server/lang/En.scala
index 3d79000..362e8ca 100644
--- a/server/src/main/scala/com/lbs/server/lang/En.scala
+++ b/server/src/main/scala/com/lbs/server/lang/En.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.lang
 
 import java.time.ZonedDateTime
@@ -353,4 +353,13 @@ object En extends Lang {
   override def allDay: String = "All day"
 
   override def preferredTimeIs(time: Int): String = s"⏱ Preferred time is ${timeOfDay(time)}"
+
+  override def deleteAccount: String = "➖ Delete account"
+
+  override def addAccount: String = "➕ Add account"
+
+  override def accountSwitched(username: String): String =
+    s"✅ Account has been switched to <b>$username</b>"
+
+  override def pleaseChooseAccount: String = "<b>➡</b> Please choose an <b>action</b> or select <b>account</b>"
 }
diff --git a/server/src/main/scala/com/lbs/server/lang/Lang.scala b/server/src/main/scala/com/lbs/server/lang/Lang.scala
index 268fe8f..7cc7527 100644
--- a/server/src/main/scala/com/lbs/server/lang/Lang.scala
+++ b/server/src/main/scala/com/lbs/server/lang/Lang.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.lang
 
 import java.time.ZonedDateTime
@@ -233,4 +233,12 @@ trait Lang {
   def allDay: String
 
   def preferredTimeIs(time: Int): String
+
+  def deleteAccount: String
+
+  def addAccount: String
+
+  def pleaseChooseAccount: String
+
+  def accountSwitched(username: String): String
 }
diff --git a/server/src/main/scala/com/lbs/server/lang/Ua.scala b/server/src/main/scala/com/lbs/server/lang/Ua.scala
index 3d872ef..4857029 100644
--- a/server/src/main/scala/com/lbs/server/lang/Ua.scala
+++ b/server/src/main/scala/com/lbs/server/lang/Ua.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.lang
 
 import java.time.ZonedDateTime
@@ -352,4 +352,13 @@ object Ua extends Lang {
   override def allDay: String = "Весь день"
 
   override def preferredTimeIs(time: Int): String = s"⏱ Бажаний час ${timeOfDay(time)}"
+
+  override def deleteAccount: String = "➖ Видалити акаунт"
+
+  override def addAccount: String = "➕ Додати акаунт"
+
+  override def accountSwitched(username: String): String =
+    s"✅ Аккаунт було переключено на <b>$username</b>"
+
+  override def pleaseChooseAccount: String = "<b>➡</b> Будь ласка, оберіть <b>дію</b> або виберіть <b>акаунт</b>"
 }
diff --git a/server/src/main/scala/com/lbs/server/repository/DataRepository.scala b/server/src/main/scala/com/lbs/server/repository/DataRepository.scala
index d6dfea7..96f4671 100644
--- a/server/src/main/scala/com/lbs/server/repository/DataRepository.scala
+++ b/server/src/main/scala/com/lbs/server/repository/DataRepository.scala
@@ -1,31 +1,31 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.repository
 
 import java.time.ZonedDateTime
 
-import com.lbs.server.repository.model.{Bug, CityHistory, ClinicHistory, Credentials, DoctorHistory, JLong, Monitoring, ServiceHistory, Settings, Source}
+import com.lbs.server.repository.model.{Bug, CityHistory, ClinicHistory, Credentials, DoctorHistory, JLong, Monitoring, ServiceHistory, Settings, Source, SystemUser}
 import javax.persistence.EntityManager
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.stereotype.Repository
@@ -37,48 +37,48 @@ class DataRepository(@Autowired em: EntityManager) {
 
   private val maxHistory = 2
 
-  def getCityHistory(userId: Long): Seq[CityHistory] = {
+  def getCityHistory(accountId: Long): Seq[CityHistory] = {
     em.createQuery(
       """select city from CityHistory city where city.recordId in
-        | (select max(c.recordId) from CityHistory c where c.userId = :userId group by c.name order by MAX(c.time) desc)
+        | (select max(c.recordId) from CityHistory c where c.accountId = :accountId group by c.name order by MAX(c.time) desc)
         | order by city.time desc""".stripMargin, classOf[CityHistory])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setMaxResults(maxHistory)
       .getResultList.asScala
   }
 
-  def getClinicHistory(userId: Long, cityId: Long): Seq[ClinicHistory] = {
+  def getClinicHistory(accountId: Long, cityId: Long): Seq[ClinicHistory] = {
     em.createQuery(
       """select clinic from ClinicHistory clinic where clinic.recordId in
-        | (select max(c.recordId) from ClinicHistory c where c.userId = :userId and c.cityId = :cityId group by c.name order by MAX(c.time) desc)
+        | (select max(c.recordId) from ClinicHistory c where c.accountId = :accountId and c.cityId = :cityId group by c.name order by MAX(c.time) desc)
         | order by clinic.time desc""".stripMargin, classOf[ClinicHistory])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setParameter("cityId", cityId)
       .setMaxResults(maxHistory)
       .getResultList.asScala
   }
 
-  def getServiceHistory(userId: Long, cityId: Long, clinicId: Option[Long]): Seq[ServiceHistory] = {
+  def getServiceHistory(accountId: Long, cityId: Long, clinicId: Option[Long]): Seq[ServiceHistory] = {
     val query = em.createQuery(
       s"""select service from ServiceHistory service where service.recordId in
-         | (select max(s.recordId) from ServiceHistory s where s.userId = :userId and s.cityId = :cityId
+         | (select max(s.recordId) from ServiceHistory s where s.accountId = :accountId and s.cityId = :cityId
          | and s.clinicId ${clinicId.map(_ => "= :clinicId").getOrElse("IS NULL")} group by s.name order by MAX(s.time) desc)
          | order by service.time desc""".stripMargin, classOf[ServiceHistory])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setParameter("cityId", cityId)
       .setMaxResults(maxHistory)
 
     clinicId.map(id => query.setParameter("clinicId", id)).getOrElse(query).getResultList.asScala
   }
 
-  def getDoctorHistory(userId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Seq[DoctorHistory] = {
+  def getDoctorHistory(accountId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Seq[DoctorHistory] = {
     val query = em.createQuery(
       s"""select doctor from DoctorHistory doctor where doctor.recordId in
-         | (select max(d.recordId) from DoctorHistory d where d.userId = :userId
+         | (select max(d.recordId) from DoctorHistory d where d.accountId = :accountId
          | and d.cityId = :cityId and d.clinicId ${clinicId.map(_ => "= :clinicId").getOrElse("IS NULL")}
          | and d.serviceId = :serviceId group by d.name order by MAX(d.time) desc)
          | order by doctor.time desc""".stripMargin, classOf[DoctorHistory])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setParameter("cityId", cityId)
       .setParameter("serviceId", serviceId)
       .setMaxResults(maxHistory)
@@ -86,10 +86,10 @@ class DataRepository(@Autowired em: EntityManager) {
     clinicId.map(id => query.setParameter("clinicId", id)).getOrElse(query).getResultList.asScala
   }
 
-  def findCredentials(userId: Long): Option[Credentials] = {
+  def findCredentials(accountId: Long): Option[Credentials] = {
     em.createQuery(
-      "select credentials from Credentials credentials where credentials.userId = :userId", classOf[Credentials])
-      .setParameter("userId", userId)
+      "select credentials from Credentials credentials where credentials.accountId = :accountId", classOf[Credentials])
+      .setParameter("accountId", accountId)
       .getResultList.asScala.headOption
   }
 
@@ -107,29 +107,29 @@ class DataRepository(@Autowired em: EntityManager) {
       .getResultList.asScala
   }
 
-  def getActiveMonitoringsCount(userId: Long): JLong = {
+  def getActiveMonitoringsCount(accountId: Long): JLong = {
     em.createQuery(
       """select count(monitoring) from Monitoring monitoring where monitoring.active = true
-        | and monitoring.userId = :userId""".stripMargin, classOf[JLong])
-      .setParameter("userId", userId)
+        | and monitoring.accountId = :accountId""".stripMargin, classOf[JLong])
+      .setParameter("accountId", accountId)
       .getSingleResult
   }
 
-  def getActiveMonitorings(userId: Long): Seq[Monitoring] = {
+  def getActiveMonitorings(accountId: Long): Seq[Monitoring] = {
     em.createQuery(
       """select monitoring from Monitoring monitoring where monitoring.active = true
-        | and monitoring.userId = :userId order by monitoring.dateTo asc""".stripMargin, classOf[Monitoring])
-      .setParameter("userId", userId)
+        | and monitoring.accountId = :accountId order by monitoring.dateTo asc""".stripMargin, classOf[Monitoring])
+      .setParameter("accountId", accountId)
       .getResultList.asScala
   }
 
-  def findActiveMonitoring(userId: Long, cityId: Long, serviceId: Long): Option[Monitoring] = {
+  def findActiveMonitoring(accountId: Long, cityId: Long, serviceId: Long): Option[Monitoring] = {
     em.createQuery(
       """select monitoring from Monitoring monitoring where monitoring.active = true
-        | and monitoring.userId = :userId
+        | and monitoring.accountId = :accountId
         | and monitoring.cityId = :cityId
         | and monitoring.serviceId = :serviceId""".stripMargin, classOf[Monitoring])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setParameter("cityId", cityId)
       .setParameter("serviceId", serviceId)
       .getResultList.asScala.headOption
@@ -143,11 +143,11 @@ class DataRepository(@Autowired em: EntityManager) {
       .getResultList.asScala
   }
 
-  def findMonitoring(userId: Long, monitoringId: Long): Option[Monitoring] = {
+  def findMonitoring(accountId: Long, monitoringId: Long): Option[Monitoring] = {
     em.createQuery(
-      """select monitoring from Monitoring monitoring where monitoring.userId = :userId
+      """select monitoring from Monitoring monitoring where monitoring.accountId = :accountId
         | and monitoring.recordId = :monitoringId""".stripMargin, classOf[Monitoring])
-      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
       .setParameter("monitoringId", monitoringId)
       .getResultList.asScala.headOption
   }
@@ -186,6 +186,46 @@ class DataRepository(@Autowired em: EntityManager) {
       .getResultList.asScala.headOption
   }
 
+  def findUserIdBySource(chatId: String, sourceSystemId: Long): Option[JLong] = {
+    em.createQuery(
+      "select source.userId from Source source where source.chatId = :chatId" +
+        " and source.sourceSystemId = :sourceSystemId", classOf[JLong])
+      .setParameter("chatId", chatId)
+      .setParameter("sourceSystemId", sourceSystemId)
+      .getResultList.asScala.headOption
+  }
+
+  def findAccountId(userId: Long): Option[JLong] = {
+    em.createQuery(
+      "select systemUser.activeAccountId from SystemUser systemUser where systemUser.recordId = :recordId", classOf[JLong])
+      .setParameter("recordId", userId)
+      .getResultList.asScala.headOption
+  }
+
+  def findUser(userId: Long): Option[SystemUser] = {
+    em.createQuery(
+      "select systemUser from SystemUser systemUser where systemUser.recordId = :recordId", classOf[SystemUser])
+      .setParameter("recordId", userId)
+      .getResultList.asScala.headOption
+  }
+
+  def getUserCredentials(userId: Long): Seq[Credentials] = {
+    em.createQuery(
+      "select credentials from Credentials credentials where credentials.userId = :userId", classOf[Credentials])
+      .setParameter("userId", userId)
+      .getResultList.asScala
+  }
+
+  def findUserCredentialsByUserIdAndAccountId(userId: Long, accountId: Long): Option[Credentials] = {
+    em.createQuery(
+      """select credentials from Credentials credentials where credentials.userId = :userId
+        | and credentials.accountId = :accountId
+      """.stripMargin, classOf[Credentials])
+      .setParameter("userId", userId)
+      .setParameter("accountId", accountId)
+      .getResultList.asScala.headOption
+  }
+
   def saveEntity[T](entity: T): T = {
     em.merge(entity)
   }
diff --git a/server/src/main/scala/com/lbs/server/repository/model/Account.scala b/server/src/main/scala/com/lbs/server/repository/model/Account.scala
new file mode 100644
index 0000000..ff4c084
--- /dev/null
+++ b/server/src/main/scala/com/lbs/server/repository/model/Account.scala
@@ -0,0 +1,31 @@
+/**
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
+package com.lbs.server.repository.model
+
+import javax.persistence._
+
+@Entity
+@Access(AccessType.FIELD)
+//just a sequence generator
+class Account extends RecordId
\ No newline at end of file
diff --git a/server/src/main/scala/com/lbs/server/repository/model/CityHistory.scala b/server/src/main/scala/com/lbs/server/repository/model/CityHistory.scala
index d373ced..d434e8a 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/CityHistory.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/CityHistory.scala
@@ -41,8 +41,8 @@ class CityHistory extends History with RecordId {
   var name: String = _
 
   @BeanProperty
-  @Column(name = "user_id", nullable = false)
-  var userId: JLong = _
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
 
   @BeanProperty
   @Column(nullable = false)
@@ -50,9 +50,9 @@ class CityHistory extends History with RecordId {
 }
 
 object CityHistory {
-  def apply(userId: Long, id: Long, name: String, time: ZonedDateTime): CityHistory = {
+  def apply(accountId: Long, id: Long, name: String, time: ZonedDateTime): CityHistory = {
     val city = new CityHistory
-    city.userId = userId
+    city.accountId = accountId
     city.id = id
     city.name = name
     city.time = time
diff --git a/server/src/main/scala/com/lbs/server/repository/model/ClinicHistory.scala b/server/src/main/scala/com/lbs/server/repository/model/ClinicHistory.scala
index 9995348..8fcf6e7 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/ClinicHistory.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/ClinicHistory.scala
@@ -41,8 +41,8 @@ class ClinicHistory extends History with RecordId {
   var name: String = _
 
   @BeanProperty
-  @Column(name = "user_id", nullable = false)
-  var userId: JLong = _
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
 
   @BeanProperty
   @Column(name = "city_id", nullable = false)
@@ -54,9 +54,9 @@ class ClinicHistory extends History with RecordId {
 }
 
 object ClinicHistory {
-  def apply(userId: Long, id: Long, name: String, cityId: Long, time: ZonedDateTime): ClinicHistory = {
+  def apply(accountId: Long, id: Long, name: String, cityId: Long, time: ZonedDateTime): ClinicHistory = {
     val clinic = new ClinicHistory
-    clinic.userId = userId
+    clinic.accountId = accountId
     clinic.id = id
     clinic.name = name
     clinic.time = time
diff --git a/server/src/main/scala/com/lbs/server/repository/model/Credentials.scala b/server/src/main/scala/com/lbs/server/repository/model/Credentials.scala
index e0cd62c..2db8832 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/Credentials.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/Credentials.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.repository.model
 
 import javax.persistence._
@@ -29,12 +29,15 @@ import scala.beans.BeanProperty
 
 @Entity
 @Access(AccessType.FIELD)
-class Credentials {
-  @Id
+class Credentials extends RecordId {
   @BeanProperty
   @Column(name = "user_id", nullable = false)
   var userId: JLong = _
 
+  @BeanProperty
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
+
   @BeanProperty
   @Column(nullable = false)
   var username: String = _
@@ -45,9 +48,10 @@ class Credentials {
 }
 
 object Credentials {
-  def apply(userId: Long, username: String, password: String): Credentials = {
+  def apply(userId: JLong, accountId: JLong, username: String, password: String): Credentials = {
     val credentials = new Credentials
     credentials.userId = userId
+    credentials.accountId = accountId
     credentials.username = username
     credentials.password = password
     credentials
diff --git a/server/src/main/scala/com/lbs/server/repository/model/DoctorHistory.scala b/server/src/main/scala/com/lbs/server/repository/model/DoctorHistory.scala
index 2b31fe8..64ac3fc 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/DoctorHistory.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/DoctorHistory.scala
@@ -41,8 +41,8 @@ class DoctorHistory extends History with RecordId {
   var name: String = _
 
   @BeanProperty
-  @Column(name = "user_id", nullable = false)
-  var userId: JLong = _
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
 
   @BeanProperty
   @Column(name = "city_id", nullable = false)
@@ -62,9 +62,9 @@ class DoctorHistory extends History with RecordId {
 }
 
 object DoctorHistory {
-  def apply(userId: Long, id: Long, name: String, cityId: Long, clinicId: Option[Long], serviceId: Long, time: ZonedDateTime): DoctorHistory = {
+  def apply(accountId: Long, id: Long, name: String, cityId: Long, clinicId: Option[Long], serviceId: Long, time: ZonedDateTime): DoctorHistory = {
     val doctor = new DoctorHistory
-    doctor.userId = userId
+    doctor.accountId = accountId
     doctor.id = id
     doctor.name = name
     doctor.time = time
diff --git a/server/src/main/scala/com/lbs/server/repository/model/Monitoring.scala b/server/src/main/scala/com/lbs/server/repository/model/Monitoring.scala
index f18486c..53dfa47 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/Monitoring.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/Monitoring.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.repository.model
 
 import java.time.ZonedDateTime
@@ -36,6 +36,9 @@ class Monitoring extends RecordId {
   @Column(name = "user_id", nullable = false)
   var userId: JLong = _
 
+  @BeanProperty
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
 
   @BeanProperty
   @Column(name = "chat_id", nullable = false)
@@ -103,12 +106,13 @@ class Monitoring extends RecordId {
 }
 
 object Monitoring {
-  def apply(userId: Long, chatId: String, sourceSystemId: Long, cityId: Long, cityName: String, clinicId: Option[Long], clinicName: String,
+  def apply(userId: Long, accountId: Long, chatId: String, sourceSystemId: Long, cityId: Long, cityName: String, clinicId: Option[Long], clinicName: String,
             serviceId: Long, serviceName: String, doctorId: Option[Long], doctorName: String, dateFrom: ZonedDateTime,
             dateTo: ZonedDateTime, autobook: Boolean = false, created: ZonedDateTime = ZonedDateTime.now(), timeOfDay: Int,
             active: Boolean = true): Monitoring = {
     val monitoring = new Monitoring
     monitoring.userId = userId
+    monitoring.accountId = accountId
     monitoring.chatId = chatId
     monitoring.sourceSystemId = sourceSystemId
     monitoring.cityId = cityId
diff --git a/server/src/main/scala/com/lbs/server/repository/model/ServiceHistory.scala b/server/src/main/scala/com/lbs/server/repository/model/ServiceHistory.scala
index 17728fe..f009322 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/ServiceHistory.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/ServiceHistory.scala
@@ -41,8 +41,8 @@ class ServiceHistory extends History with RecordId {
   var name: String = _
 
   @BeanProperty
-  @Column(name = "userId_id", nullable = false)
-  var userId: JLong = _
+  @Column(name = "account_id", nullable = false)
+  var accountId: JLong = _
 
   @BeanProperty
   @Column(name = "city_id", nullable = false)
@@ -58,9 +58,9 @@ class ServiceHistory extends History with RecordId {
 }
 
 object ServiceHistory {
-  def apply(userId: Long, id: Long, name: String, cityId: Long, clinicId: Option[Long], time: ZonedDateTime): ServiceHistory = {
+  def apply(accountId: Long, id: Long, name: String, cityId: Long, clinicId: Option[Long], time: ZonedDateTime): ServiceHistory = {
     val service = new ServiceHistory
-    service.userId = userId
+    service.accountId = accountId
     service.id = id
     service.name = name
     service.time = time
diff --git a/server/src/main/scala/com/lbs/server/repository/model/SystemUser.scala b/server/src/main/scala/com/lbs/server/repository/model/SystemUser.scala
index fd2cce7..3517f53 100644
--- a/server/src/main/scala/com/lbs/server/repository/model/SystemUser.scala
+++ b/server/src/main/scala/com/lbs/server/repository/model/SystemUser.scala
@@ -1,34 +1,44 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.repository.model
 
 import javax.persistence._
 
+import scala.beans.BeanProperty
+
 @Entity
 @Access(AccessType.FIELD)
-class SystemUser extends RecordId
-
-
-
+class SystemUser extends RecordId {
+  @BeanProperty
+  @Column(name = "active_account_id", nullable = false)
+  var activeAccountId: JLong = _
+}
 
+object SystemUser {
+  def apply(activeAccountId: Long): SystemUser = {
+    val user = new SystemUser
+    user.activeAccountId = activeAccountId
+    user
+  }
+}
\ No newline at end of file
diff --git a/server/src/main/scala/com/lbs/server/service/ApiService.scala b/server/src/main/scala/com/lbs/server/service/ApiService.scala
index 718b7ed..a6e4e31 100644
--- a/server/src/main/scala/com/lbs/server/service/ApiService.scala
+++ b/server/src/main/scala/com/lbs/server/service/ApiService.scala
@@ -40,53 +40,53 @@ class ApiService extends SessionSupport {
   @Autowired
   private var textEncryptor: TextEncryptor = _
 
-  def getAllCities(userId: Long): Either[Throwable, List[IdName]] =
-    withSession(userId) { session =>
+  def getAllCities(accountId: Long): Either[Throwable, List[IdName]] =
+    withSession(accountId) { session =>
       LuxmedApi.reservationFilter(session.accessToken, session.tokenType).map(_.cities)
     }
 
-  def getAllClinics(userId: Long, cityId: Long): Either[Throwable, List[IdName]] =
-    withSession(userId) { session =>
+  def getAllClinics(accountId: Long, cityId: Long): Either[Throwable, List[IdName]] =
+    withSession(accountId) { session =>
       LuxmedApi.reservationFilter(session.accessToken,
         session.tokenType, cityId = Some(cityId)).map(_.clinics)
     }
 
-  def getAllServices(userId: Long, cityId: Long, clinicId: Option[Long]): Either[Throwable, List[IdName]] =
-    withSession(userId) { session =>
+  def getAllServices(accountId: Long, cityId: Long, clinicId: Option[Long]): Either[Throwable, List[IdName]] =
+    withSession(accountId) { session =>
       LuxmedApi.reservationFilter(session.accessToken,
         session.tokenType, cityId = Some(cityId),
         clinicId = clinicId).map(_.services)
     }
 
-  def getAllDoctors(userId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Either[Throwable, List[IdName]] =
-    withSession(userId) { session =>
+  def getAllDoctors(accountId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Either[Throwable, List[IdName]] =
+    withSession(accountId) { session =>
       LuxmedApi.reservationFilter(session.accessToken,
         session.tokenType, cityId = Some(cityId),
         clinicId = clinicId, serviceId = Some(serviceId)).map(_.doctors)
     }
 
-  def getDefaultPayer(userId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Either[Throwable, Option[IdName]] =
-    withSession(userId) { session =>
+  def getDefaultPayer(accountId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long): Either[Throwable, Option[IdName]] =
+    withSession(accountId) { session =>
       LuxmedApi.reservationFilter(session.accessToken,
         session.tokenType, cityId = Some(cityId),
         clinicId = clinicId, serviceId = Some(serviceId)).map(_.defaultPayer)
     }
 
-  def getAvailableTerms(userId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long, doctorId: Option[Long],
+  def getAvailableTerms(accountId: Long, cityId: Long, clinicId: Option[Long], serviceId: Long, doctorId: Option[Long],
                         fromDate: ZonedDateTime = ZonedDateTime.now(), toDate: Option[ZonedDateTime] = None, timeOfDay: Int = 0,
                         languageId: Long = 10, findFirstFreeTerm: Boolean = false): Either[Throwable, List[AvailableVisitsTermPresentation]] =
-    getDefaultPayer(userId, cityId, clinicId, serviceId).flatMap {
+    getDefaultPayer(accountId, cityId, clinicId, serviceId).flatMap {
       case Some(payerId) =>
-        withSession(userId) { session =>
+        withSession(accountId) { session =>
           LuxmedApi.availableTerms(session.accessToken, session.tokenType, payerId.id, cityId, clinicId, serviceId, doctorId,
             fromDate, toDate, timeOfDay, languageId, findFirstFreeTerm).map(_.availableVisitsTermPresentation)
         }
-      case None => sys.error(s"Can't determine payer id by user: $userId, city: $cityId, clinic: $clinicId, service: $serviceId")
+      case None => sys.error(s"Can't determine payer id by user: $accountId, city: $cityId, clinic: $clinicId, service: $serviceId")
     }
 
 
-  def temporaryReservation(userId: Long, temporaryReservationRequest: TemporaryReservationRequest, valuationsRequest: ValuationsRequest): Either[Throwable, (TemporaryReservationResponse, ValuationsResponse)] =
-    withSession(userId) { session =>
+  def temporaryReservation(accountId: Long, temporaryReservationRequest: TemporaryReservationRequest, valuationsRequest: ValuationsRequest): Either[Throwable, (TemporaryReservationResponse, ValuationsResponse)] =
+    withSession(accountId) { session =>
       LuxmedApi.temporaryReservation(session.accessToken, session.tokenType, temporaryReservationRequest) match {
         case Left(ex) => Left(ex)
         case Right(temporaryReservation) =>
@@ -97,30 +97,30 @@ class ApiService extends SessionSupport {
       }
     }
 
-  def deleteTemporaryReservation(userId: Long, temporaryReservationId: Long): Either[Throwable, HttpResponse[String]] =
-    withSession(userId) { session =>
+  def deleteTemporaryReservation(accountId: Long, temporaryReservationId: Long): Either[Throwable, HttpResponse[String]] =
+    withSession(accountId) { session =>
       LuxmedApi.deleteTemporaryReservation(session.accessToken, session.tokenType, temporaryReservationId)
     }
 
-  def reservation(userId: Long, reservationRequest: ReservationRequest): Either[Throwable, ReservationResponse] =
-    withSession(userId) { session =>
+  def reservation(accountId: Long, reservationRequest: ReservationRequest): Either[Throwable, ReservationResponse] =
+    withSession(accountId) { session =>
       LuxmedApi.reservation(session.accessToken, session.tokenType, reservationRequest)
     }
 
-  def visitsHistory(userId: Long, fromDate: ZonedDateTime = ZonedDateTime.now().minusYears(1),
+  def visitsHistory(accountId: Long, fromDate: ZonedDateTime = ZonedDateTime.now().minusYears(1),
                     toDate: ZonedDateTime = ZonedDateTime.now(), page: Int = 1, pageSize: Int = 100): Either[Throwable, List[HistoricVisit]] =
-    withSession(userId) { session =>
+    withSession(accountId) { session =>
       LuxmedApi.visitsHistory(session.accessToken, session.tokenType, fromDate, toDate, page, pageSize).map(_.historicVisits)
     }
 
-  def reservedVisits(userId: Long, fromDate: ZonedDateTime = ZonedDateTime.now(),
+  def reservedVisits(accountId: Long, fromDate: ZonedDateTime = ZonedDateTime.now(),
                      toDate: ZonedDateTime = ZonedDateTime.now().plusMonths(3)): Either[Throwable, List[ReservedVisit]] =
-    withSession(userId) { session =>
+    withSession(accountId) { session =>
       LuxmedApi.reservedVisits(session.accessToken, session.tokenType, fromDate, toDate).map(_.reservedVisits)
     }
 
-  def deleteReservation(userId: Long, reservationId: Long): Either[Throwable, HttpResponse[String]] =
-    withSession(userId) { session =>
+  def deleteReservation(accountId: Long, reservationId: Long): Either[Throwable, HttpResponse[String]] =
+    withSession(accountId) { session =>
       LuxmedApi.deleteReservation(session.accessToken, session.tokenType, reservationId)
     }
 
diff --git a/server/src/main/scala/com/lbs/server/service/DataService.scala b/server/src/main/scala/com/lbs/server/service/DataService.scala
index 0d45055..0425e24 100644
--- a/server/src/main/scala/com/lbs/server/service/DataService.scala
+++ b/server/src/main/scala/com/lbs/server/service/DataService.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server.service
 
 import java.time.ZonedDateTime
@@ -39,10 +39,10 @@ import org.springframework.stereotype.Service
 class DataService {
 
   @Autowired
-  private var dataRepository: DataRepository = _
+  private[service] var dataRepository: DataRepository = _
 
-  def getLatestCities(userId: Long): Seq[IdName] = {
-    dataRepository.getCityHistory(userId).mapTo[IdName]
+  def getLatestCities(accountId: Long): Seq[IdName] = {
+    dataRepository.getCityHistory(accountId).mapTo[IdName]
   }
 
   def getLatestClinicsByCityId(userId: Long, cityId: Long): Seq[IdName] = {
@@ -57,8 +57,8 @@ class DataService {
     dataRepository.getDoctorHistory(userId, cityId, clinicId, serviceId).mapTo[IdName]
   }
 
-  def getCredentials(userId: Long): Option[Credentials] = {
-    dataRepository.findCredentials(userId)
+  def getCredentials(accountId: Long): Option[Credentials] = {
+    dataRepository.findCredentials(accountId)
   }
 
   @Transactional
@@ -79,38 +79,56 @@ class DataService {
     dataRepository.getActiveMonitorings
   }
 
-  def getActiveMonitoringsCount(userId: Long): Long = {
-    dataRepository.getActiveMonitoringsCount(userId)
+  def getActiveMonitoringsCount(accountId: Long): Long = {
+    dataRepository.getActiveMonitoringsCount(accountId)
   }
 
-  def getActiveMonitorings(userId: Long): Seq[Monitoring] = {
-    dataRepository.getActiveMonitorings(userId)
+  def getActiveMonitorings(accountId: Long): Seq[Monitoring] = {
+    dataRepository.getActiveMonitorings(accountId)
   }
 
-  def findActiveMonitoring(userId: Long, cityId: Long, serviceId: Long): Option[Monitoring] = {
-    dataRepository.findActiveMonitoring(userId, cityId, serviceId)
+  def findActiveMonitoring(accountId: Long, cityId: Long, serviceId: Long): Option[Monitoring] = {
+    dataRepository.findActiveMonitoring(accountId, cityId, serviceId)
   }
 
   def getActiveMonitoringsSince(since: ZonedDateTime): Seq[Monitoring] = {
     dataRepository.getActiveMonitoringsSince(since)
   }
 
-  def findMonitoring(userId: Long, monitoringId: Long): Option[Monitoring] = {
-    dataRepository.findMonitoring(userId, monitoringId)
+  def findMonitoring(accountId: Long, monitoringId: Long): Option[Monitoring] = {
+    dataRepository.findMonitoring(accountId, monitoringId)
   }
 
   def findSettings(userId: Long): Option[Settings] = {
     dataRepository.findSettings(userId)
   }
 
-  def findUserIdBySource(source: MessageSource): Option[Long] = {
-    dataRepository.findUserId(source.chatId, source.sourceSystem.id).map(_.toLong)
+  def findUserAndAccountIdBySource(source: MessageSource): Option[(Long, Long)] = {
+    val userIdMaybe = dataRepository.findUserId(source.chatId, source.sourceSystem.id).map(_.toLong)
+    userIdMaybe.flatMap(userId => dataRepository.findAccountId(userId).map(_.toLong).map(accountId => userId -> accountId))
   }
 
   def findCredentialsByUsername(username: String): Option[Credentials] = {
     dataRepository.findCredentialsByUsername(username)
   }
 
+  def getUserCredentials(userId: Long): Seq[Credentials] = {
+    dataRepository.getUserCredentials(userId)
+  }
+
+  def findUserCredentialsByAccountId(userId: Long, accountId: Long): Option[Credentials] = {
+    dataRepository.findUserCredentialsByUserIdAndAccountId(userId, accountId)
+  }
+
+  def findUser(userId: Long): Option[SystemUser] = {
+    dataRepository.findUser(userId)
+  }
+
+  @Transactional
+  def saveUser(user: SystemUser): SystemUser = {
+    dataRepository.saveEntity(user)
+  }
+
   @Transactional
   def saveSettings(settings: Settings): Settings = {
     dataRepository.saveEntity(settings)
@@ -128,36 +146,63 @@ class DataService {
             val src = Source(source.chatId, source.sourceSystem.id, credentials.userId)
             dataRepository.saveEntity(src)
         }
+        val userMaybe = dataRepository.findUser(credentials.userId)
+        userMaybe match {
+          case Some(user) =>
+            user.activeAccountId = credentials.accountId
+            dataRepository.saveEntity(user)
+          case None => sys.error(s"Strange, but user [#${credentials.userId}] not found")
+        }
         credentials.username = username
         credentials.password = password
         dataRepository.saveEntity(credentials)
-      case None => //new user
-        val user = dataRepository.saveEntity(new SystemUser)
-        val src = Source(source.chatId, source.sourceSystem.id, user.recordId)
-        dataRepository.saveEntity(src)
-        val credentials = Credentials(user.recordId, username, password)
-        dataRepository.saveEntity(credentials)
+      case None => //new user or new account?
+        val userMaybe = dataRepository.findUserIdBySource(source.chatId, source.sourceSystem.id).flatMap {
+          userId => dataRepository.findUser(userId)
+        }
+        userMaybe match {
+          case Some(user) => //user already exists, this is just the new credentials
+            val account = dataRepository.saveEntity(new Account)
+            user.activeAccountId = account.recordId
+            dataRepository.saveEntity(user)
+            val sourceMaybe = dataRepository.findSource(source.chatId, source.sourceSystem.id, user.recordId)
+            sourceMaybe match {
+              case Some(_) => //source already exists. Just save credentials
+              case None => //add new source
+                val src = Source(source.chatId, source.sourceSystem.id, user.recordId)
+                dataRepository.saveEntity(src)
+            }
+            val credentials = Credentials(user.recordId, account.recordId, username, password)
+            dataRepository.saveEntity(credentials)
+          case None => //everything is new
+            val account = dataRepository.saveEntity(new Account)
+            val user = dataRepository.saveEntity(SystemUser(account.recordId))
+            val src = Source(source.chatId, source.sourceSystem.id, user.recordId)
+            dataRepository.saveEntity(src)
+            val credentials = Credentials(user.recordId, account.recordId, username, password)
+            dataRepository.saveEntity(credentials)
+        }
     }
   }
 
   @Transactional
-  def storeAppointment(userId: Long, bookingData: BookingData): Unit = {
+  def storeAppointment(accountId: Long, bookingData: BookingData): Unit = {
     val time = ZonedDateTime.now()
     val cityId = bookingData.cityId
     val clinicId = bookingData.clinicId
     val serviceId = bookingData.serviceId
     val doctorId = bookingData.doctorId
 
-    val city = CityHistory(userId, cityId.id, cityId.name, time)
+    val city = CityHistory(accountId, cityId.id, cityId.name, time)
     dataRepository.saveEntity(city)
 
-    val clinicMaybe = clinicId.optionalId.map(id => ClinicHistory(userId, id, clinicId.name, cityId.id, time))
+    val clinicMaybe = clinicId.optionalId.map(id => ClinicHistory(accountId, id, clinicId.name, cityId.id, time))
     clinicMaybe.foreach(dataRepository.saveEntity)
 
-    val service = ServiceHistory(userId, serviceId.id, serviceId.name, cityId.id, clinicId.optionalId, time)
+    val service = ServiceHistory(accountId, serviceId.id, serviceId.name, cityId.id, clinicId.optionalId, time)
     dataRepository.saveEntity(service)
 
-    val doctorMaybe = doctorId.optionalId.map(id => DoctorHistory(userId, id, doctorId.name, cityId.id, clinicId.optionalId, serviceId.id, time))
+    val doctorMaybe = doctorId.optionalId.map(id => DoctorHistory(accountId, id, doctorId.name, cityId.id, clinicId.optionalId, serviceId.id, time))
     doctorMaybe.foreach(dataRepository.saveEntity)
   }
 }
diff --git a/server/src/main/scala/com/lbs/server/service/MonitoringService.scala b/server/src/main/scala/com/lbs/server/service/MonitoringService.scala
index 28d1536..e393a12 100644
--- a/server/src/main/scala/com/lbs/server/service/MonitoringService.scala
+++ b/server/src/main/scala/com/lbs/server/service/MonitoringService.scala
@@ -90,7 +90,7 @@ class MonitoringService extends Logger {
   private def monitor(monitoring: Monitoring): Unit = {
     LOG.debug(s"Looking for available terms. Monitoring [#${monitoring.recordId}]")
     val dateFrom = optimizeDateFrom(monitoring.dateFrom)
-    val termsEither = apiService.getAvailableTerms(monitoring.userId, monitoring.cityId, monitoring.clinicId, monitoring.serviceId,
+    val termsEither = apiService.getAvailableTerms(monitoring.accountId, monitoring.cityId, monitoring.clinicId, monitoring.serviceId,
       monitoring.doctorId, dateFrom, Some(monitoring.dateTo))
     termsEither match {
       case Right(terms) =>
@@ -108,7 +108,7 @@ class MonitoringService extends Logger {
       case Left(ex: InvalidLoginOrPasswordException) =>
         LOG.error(s"User entered invalid name or password. Monitoring will be disabled", ex)
         bot.sendMessage(monitoring.source, lang(monitoring.userId).invalidLoginOrPassword)
-        val activeUserMonitorings = dataService.getActiveMonitorings(monitoring.userId)
+        val activeUserMonitorings = dataService.getActiveMonitorings(monitoring.accountId)
         activeUserMonitorings.foreach { m =>
           deactivateMonitoring(m.recordId)
         }
@@ -172,12 +172,12 @@ class MonitoringService extends Logger {
     val temporaryReservationRequest = term.mapTo[TemporaryReservationRequest]
     val valuationsRequest = term.mapTo[ValuationsRequest]
     val reservationMaybe = for {
-      okResponse <- apiService.temporaryReservation(monitoring.userId, temporaryReservationRequest, valuationsRequest)
+      okResponse <- apiService.temporaryReservation(monitoring.accountId, temporaryReservationRequest, valuationsRequest)
       (temporaryReservation, valuations) = okResponse
       temporaryReservationId = temporaryReservation.id
       visitTermVariant = valuations.visitTermVariants.head
       reservationRequest = (temporaryReservationId, visitTermVariant, term).mapTo[ReservationRequest]
-      reservation <- apiService.reservation(monitoring.userId, reservationRequest)
+      reservation <- apiService.reservation(monitoring.accountId, reservationRequest)
     } yield reservation
 
     reservationMaybe match {
@@ -203,22 +203,22 @@ class MonitoringService extends Logger {
   }
 
   def createMonitoring(monitoring: Monitoring): Monitoring = {
-    val userMonitoringsCount = dataService.getActiveMonitoringsCount(monitoring.userId)
+    val userMonitoringsCount = dataService.getActiveMonitoringsCount(monitoring.accountId)
     require(userMonitoringsCount + 1 <= 5, lang(monitoring.userId).maximumMonitoringsLimitExceeded)
-    val activeMonitoring = dataService.findActiveMonitoring(monitoring.userId, monitoring.cityId, monitoring.serviceId)
+    val activeMonitoring = dataService.findActiveMonitoring(monitoring.accountId, monitoring.cityId, monitoring.serviceId)
     require(activeMonitoring.isEmpty, lang(monitoring.userId).monitoringOfTheSameTypeExists)
     dataService.saveMonitoring(monitoring)
   }
 
-  def getActiveMonitorings(userId: Long): Seq[Monitoring] = {
-    dataService.getActiveMonitorings(userId)
+  def getActiveMonitorings(accountId: Long): Seq[Monitoring] = {
+    dataService.getActiveMonitorings(accountId)
   }
 
-  def bookAppointmentByScheduleId(userId: Long, monitoringId: Long, scheduleId: Long, time: Long): Unit = {
-    val monitoringMaybe = dataService.findMonitoring(userId, monitoringId)
+  def bookAppointmentByScheduleId(accountId: Long, monitoringId: Long, scheduleId: Long, time: Long): Unit = {
+    val monitoringMaybe = dataService.findMonitoring(accountId, monitoringId)
     monitoringMaybe match {
       case Some(monitoring) =>
-        val termsEither = apiService.getAvailableTerms(monitoring.userId, monitoring.cityId, monitoring.clinicId, monitoring.serviceId,
+        val termsEither = apiService.getAvailableTerms(monitoring.accountId, monitoring.cityId, monitoring.clinicId, monitoring.serviceId,
           monitoring.doctorId, monitoring.dateFrom, Some(monitoring.dateTo))
         termsEither match {
           case Right(terms) =>
@@ -254,6 +254,7 @@ class MonitoringService extends Logger {
     val monitorings = dataService.getActiveMonitorings
     LOG.debug(s"Active monitorings found: ${monitorings.length}")
     initializeMonitorings(monitorings)
+    disableOutdated()
     initializeDbChecker()
   }
 }
diff --git a/server/src/main/scala/com/lbs/server/service/SessionSupport.scala b/server/src/main/scala/com/lbs/server/service/SessionSupport.scala
index 9919350..554bde7 100644
--- a/server/src/main/scala/com/lbs/server/service/SessionSupport.scala
+++ b/server/src/main/scala/com/lbs/server/service/SessionSupport.scala
@@ -44,26 +44,26 @@ trait SessionSupport {
 
   private val lock = new ParametrizedLock[Long]
 
-  protected def withSession[T](userId: Long)(fn: Session => Either[Throwable, T]): Either[Throwable, T] =
-    lock.obtainLock(userId).synchronized {
+  protected def withSession[T](accountId: Long)(fn: Session => Either[Throwable, T]): Either[Throwable, T] =
+    lock.obtainLock(accountId).synchronized {
 
       def auth: Either[Throwable, Session] = {
-        val credentialsMaybe = dataService.getCredentials(userId)
+        val credentialsMaybe = dataService.getCredentials(accountId)
         credentialsMaybe match {
           case Some(credentials) =>
             val loginResponse = login(credentials.username, credentials.password)
             loginResponse.map(r => Session(r.accessToken, r.tokenType))
-          case None => Left(UserNotFoundException(userId))
+          case None => Left(UserNotFoundException(accountId))
         }
       }
 
       def session: Either[Throwable, Session] = {
-        sessions.get(userId) match {
+        sessions.get(accountId) match {
           case Some(sess) => Right(sess)
           case None =>
             auth match {
               case Right(sess) =>
-                sessions.put(userId, sess)
+                sessions.put(accountId, sess)
                 Right(sess)
               case left => left
             }
@@ -74,8 +74,8 @@ trait SessionSupport {
         case Right(s) =>
           fn(s) match {
             case Left(ex) if ex.getMessage.contains("session has expired") =>
-              Log.debug(s"The session for user [#$userId] has expired. Try to relogin")
-              sessions.remove(userId)
+              Log.debug(s"The session for account [#$accountId] has expired. Try to relogin")
+              sessions.remove(accountId)
               session.flatMap(fn)
             case another =>
               Log.debug(s"Call to remote api function has completed with result:\n$another")
@@ -85,8 +85,8 @@ trait SessionSupport {
       }
     }
 
-  def addSession(userId: Long, accessToken: String, tokenType: String): Unit =
-    lock.obtainLock(userId).synchronized {
-      sessions.put(userId, Session(accessToken, tokenType))
+  def addSession(accountId: Long, accessToken: String, tokenType: String): Unit =
+    lock.obtainLock(accountId).synchronized {
+      sessions.put(accountId, Session(accessToken, tokenType))
     }
 }
diff --git a/server/src/main/scala/com/lbs/server/util/package.scala b/server/src/main/scala/com/lbs/server/util/package.scala
index 186a7a9..c999a06 100644
--- a/server/src/main/scala/com/lbs/server/util/package.scala
+++ b/server/src/main/scala/com/lbs/server/util/package.scala
@@ -1,26 +1,26 @@
 /**
- * MIT License
- *
- * Copyright (c) 2018 Yevhen Zadyra
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+  * MIT License
+  *
+  * Copyright (c) 2018 Yevhen Zadyra
+  *
+  * Permission is hereby granted, free of charge, to any person obtaining a copy
+  * of this software and associated documentation files (the "Software"), to deal
+  * in the Software without restriction, including without limitation the rights
+  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  * copies of the Software, and to permit persons to whom the Software is
+  * furnished to do so, subject to the following conditions:
+  *
+  * The above copyright notice and this permission notice shall be included in all
+  * copies or substantial portions of the Software.
+  *
+  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  * SOFTWARE.
+  */
 package com.lbs.server
 
 import java.time.format.DateTimeFormatter
@@ -49,6 +49,7 @@ package object util {
           val (userId, bookingData) = data.asInstanceOf[(UserId, BookingData)]
           Monitoring(
             userId = userId.userId,
+            accountId = userId.accountId,
             chatId = userId.source.chatId,
             sourceSystemId = userId.source.sourceSystem.id,
             cityId = bookingData.cityId.id,
diff --git a/server/src/test/scala/com/lbs/server/actor/AuthSpec.scala b/server/src/test/scala/com/lbs/server/actor/AuthSpec.scala
index 1f3b2a8..acd754b 100644
--- a/server/src/test/scala/com/lbs/server/actor/AuthSpec.scala
+++ b/server/src/test/scala/com/lbs/server/actor/AuthSpec.scala
@@ -13,7 +13,7 @@ class AuthSpec extends AkkaTestKit {
   "An Auth actor " when {
 
     val source = MessageSource(TelegramMessageSourceSystem, "1")
-    val userId = UserId(1L, source)
+    val userId = UserId(1L, 1L, source)
 
     "user is unauthorized" must {
       val unauthorizedHelpActor = TestProbe()
@@ -23,7 +23,7 @@ class AuthSpec extends AkkaTestKit {
       val loginActorFactory: ByMessageSourceWithOriginatorActorFactory = (_, _) => loginActor.ref
       val chatActorFactory: UserId => ActorRef = _ => chatActor.ref
       val dataService = mock(classOf[DataService])
-      when(dataService.findUserIdBySource(source)).thenReturn(None)
+      when(dataService.findUserAndAccountIdBySource(source)).thenReturn(None)
       val auth = system.actorOf(Auth.props(source, dataService, unauthorizedHelpFactory, loginActorFactory, chatActorFactory))
 
 
@@ -57,7 +57,7 @@ class AuthSpec extends AkkaTestKit {
 
       "forward initial message to chat actor after the user has logged in" in {
         val cmd = Command(source, Message("1", Some("any")))
-        val msg = LoggedIn(ForwardCommand(cmd), 1L)
+        val msg = LoggedIn(ForwardCommand(cmd), 1L, 1L)
         auth ! msg
         chatActor.expectMsg(cmd)
       }
@@ -79,7 +79,7 @@ class AuthSpec extends AkkaTestKit {
       val loginActorFactory: ByMessageSourceWithOriginatorActorFactory = (_, _) => loginActor.ref
       val chatActorFactory: UserId => ActorRef = _ => chatActor.ref
       val dataService = mock(classOf[DataService])
-      when(dataService.findUserIdBySource(source)).thenReturn(Some(userId.userId))
+      when(dataService.findUserAndAccountIdBySource(source)).thenReturn(Some(userId.userId, userId.accountId))
 
       val auth = system.actorOf(Auth.props(source, dataService, unauthorizedHelpFactory, loginActorFactory, chatActorFactory))