diff --git a/OfficeFlow/Models/Utils/User.cs b/OfficeFlow/Models/Utils/User.cs
new file mode 100644
index 0000000..7595f43
--- /dev/null
+++ b/OfficeFlow/Models/Utils/User.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OfficeFlow.Models
+{
+    public partial class User
+    {
+        public Role Role { 
+            
+            get
+            {
+                return this.User_Role.FirstOrDefault()?.Role;
+            }
+            set
+            {
+                var userRole = this.User_Role.FirstOrDefault();
+                if (userRole == null)
+                {
+                    userRole = new User_Role { 
+                        
+                        User = this,
+
+                    
+                    };
+
+                    App.Entities.User_Role.Add(userRole);
+                }
+                userRole.Role = value;
+
+            }
+        
+        }
+    }
+}
diff --git a/OfficeFlow/OfficeFlow.csproj b/OfficeFlow/OfficeFlow.csproj
index d129894..7720e6d 100644
--- a/OfficeFlow/OfficeFlow.csproj
+++ b/OfficeFlow/OfficeFlow.csproj
@@ -64,6 +64,13 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="Models\Utils\User.cs" />
+    <Compile Include="Pages\EmployeePages\EmployeesPage.xaml.cs">
+      <DependentUpon>EmployeesPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Pages\EmployeePages\EmployeesPositionsPage.xaml.cs">
+      <DependentUpon>EmployeesPositionsPage.xaml</DependentUpon>
+    </Compile>
     <Compile Include="Pages\EmployeePages\NewEmployeePage.xaml.cs">
       <DependentUpon>NewEmployeePage.xaml</DependentUpon>
     </Compile>
@@ -89,6 +96,14 @@
       <DependentUpon>MainWindow.xaml</DependentUpon>
       <SubType>Code</SubType>
     </Compile>
+    <Page Include="Pages\EmployeePages\EmployeesPage.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="Pages\EmployeePages\EmployeesPositionsPage.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="Pages\EmployeePages\NewEmployeePage.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
diff --git a/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml b/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml
new file mode 100644
index 0000000..c5ba3bd
--- /dev/null
+++ b/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml
@@ -0,0 +1,14 @@
+<Page x:Class="OfficeFlow.Pages.EmployeePages.EmployeesPage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+      xmlns:local="clr-namespace:OfficeFlow.Pages.EmployeePages"
+      mc:Ignorable="d" 
+      d:DesignHeight="450" d:DesignWidth="800"
+      Title="EmployeesPage">
+
+    <Grid>
+        
+    </Grid>
+</Page>
diff --git a/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml.cs b/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml.cs
new file mode 100644
index 0000000..5cbcfc4
--- /dev/null
+++ b/OfficeFlow/Pages/EmployeePages/EmployeesPage.xaml.cs
@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace OfficeFlow.Pages.EmployeePages
+{
+    /// <summary>
+    /// Interaction logic for EmployeesPage.xaml
+    /// </summary>
+    public partial class EmployeesPage : Page
+    {
+        public EmployeesPage()
+        {
+            InitializeComponent();
+        }
+    }
+}
diff --git a/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml b/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml
new file mode 100644
index 0000000..b4f358d
--- /dev/null
+++ b/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml
@@ -0,0 +1,14 @@
+<Page x:Class="OfficeFlow.Pages.EmployeePages.EmployeesPositionsPage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+      xmlns:local="clr-namespace:OfficeFlow.Pages.EmployeePages"
+      mc:Ignorable="d" 
+      d:DesignHeight="450" d:DesignWidth="800"
+      Title="EmployeesPositionsPage">
+
+    <Grid>
+        
+    </Grid>
+</Page>
diff --git a/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml.cs b/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml.cs
new file mode 100644
index 0000000..b54e4ed
--- /dev/null
+++ b/OfficeFlow/Pages/EmployeePages/EmployeesPositionsPage.xaml.cs
@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace OfficeFlow.Pages.EmployeePages
+{
+    /// <summary>
+    /// Interaction logic for EmployeesPositionsPage.xaml
+    /// </summary>
+    public partial class EmployeesPositionsPage : Page
+    {
+        public EmployeesPositionsPage()
+        {
+            InitializeComponent();
+        }
+    }
+}
diff --git a/OfficeFlow/Pages/LoginPage.xaml.cs b/OfficeFlow/Pages/LoginPage.xaml.cs
index ad86e7a..c1d00eb 100644
--- a/OfficeFlow/Pages/LoginPage.xaml.cs
+++ b/OfficeFlow/Pages/LoginPage.xaml.cs
@@ -28,7 +28,16 @@ namespace OfficeFlow.Pages
 
         private void LoginButton_Click(object sender, RoutedEventArgs e)
         {
+            try
+            {
+                Session.Authenticate(App.Entities.Users.FirstOrDefault());
 
+            }
+            finally
+            {
+
+                NavigationService.Navigate(new MainPage());
+            }
 
             string login = LoginTextBox.Text.Trim();
             string password = PasswordBox.Password;
diff --git a/OfficeFlow/Pages/MainPage.xaml.cs b/OfficeFlow/Pages/MainPage.xaml.cs
index 5eb271b..cb5b10f 100644
--- a/OfficeFlow/Pages/MainPage.xaml.cs
+++ b/OfficeFlow/Pages/MainPage.xaml.cs
@@ -1,4 +1,5 @@
-using OfficeFlow.Utils;
+using OfficeFlow.Pages.EmployeePages;
+using OfficeFlow.Utils;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -31,6 +32,95 @@ namespace OfficeFlow.Pages
         public void ReloadMenu()
         {
             MainMenu.Items.Clear();
+
+            string roleName = Session.CurrentUser.Role.RoleName;
+
+            if (roleName == "Администратор")
+            {
+
+                MainMenu.Items.Add(CreateAdminMenu());
+            }
+
+
+            var aboutMenuItem = new MenuItem
+            {
+                Header = "Справка",
+
+            };
+
+            aboutMenuItem.Click += MenuItemAbout_Click;
+
+            MainMenu.Items.Add(
+
+                aboutMenuItem
+
+                );
+
+        }
+
+        private MenuItem CreateAdminMenu()
+        {
+            MenuItem adminMenuItem = new MenuItem
+            {
+                Name = "MenuItemAdmin",
+                Header = "Администрирование"
+
+            };
+
+            var empl = new MenuItem
+            {
+                Header = "Сотрудники",
+
+            };
+            empl.Click += (object sender, RoutedEventArgs e) => NavigationService.Navigate(new EmployeesPage());
+            adminMenuItem.Items.Add(empl);
+
+            var emplPositions = new MenuItem
+            {
+                Header = "Должности",
+
+            };
+            emplPositions.Click += (object sender, RoutedEventArgs e) => NavigationService.Navigate(new EmployeesPositionsPage());
+            adminMenuItem.Items.Add(emplPositions);
+
+            var users = new MenuItem
+            {
+                Header = "Учётные записи",
+
+            };
+            users.Click += (object sender, RoutedEventArgs e) => throw new NotImplementedException();
+            adminMenuItem.Items.Add(users);
+            var tmp = new MenuItem
+            {
+                Header = "Кабинеты",
+
+            };
+            tmp.Click += (object sender, RoutedEventArgs e) => throw new NotImplementedException();
+            adminMenuItem.Items.Add(tmp);
+            tmp = new MenuItem
+            {
+                Header = "Услуги",
+
+            };
+            tmp.Click += (object sender, RoutedEventArgs e) => throw new NotImplementedException();
+            adminMenuItem.Items.Add(tmp);
+            tmp = new MenuItem
+            {
+                Header = "Виды условий оплат",
+
+            };
+            tmp.Click += (object sender, RoutedEventArgs e) => throw new NotImplementedException();
+            adminMenuItem.Items.Add(tmp);
+            tmp = new MenuItem
+            {
+                Header = "Единицы измерений для услуг",
+
+            };
+            tmp.Click += (object sender, RoutedEventArgs e) => throw new NotImplementedException();
+            adminMenuItem.Items.Add(tmp);
+
+
+            return adminMenuItem;
         }
 
         public void ClearHistory()
diff --git a/OfficeFlow/Pages/StartupPages/InitializeDataPage.xaml.cs b/OfficeFlow/Pages/StartupPages/InitializeDataPage.xaml.cs
index b4a483b..8e79eee 100644
--- a/OfficeFlow/Pages/StartupPages/InitializeDataPage.xaml.cs
+++ b/OfficeFlow/Pages/StartupPages/InitializeDataPage.xaml.cs
@@ -32,6 +32,12 @@ namespace OfficeFlow.Pages.StartupPages
             var needAccountStatuses = App.Entities.AccountStatuses.Count() == 0;
             var needEmployeeStatuses = App.Entities.EmployeeStatuses.Count() == 0;
 
+            var needPaymentTerms = App.Entities.PaymentTerms.Count() == 0;
+            var needPaymentStatuses = App.Entities.PaymentStatuses.Count() == 0;
+            var needTenantStatuses = App.Entities.TenantStatuses.Count() == 0;
+            var needRentalStatuses = App.Entities.RentalStatuses.Count() == 0;
+            var needRoomStatuses = App.Entities.RoomStatuses.Count() == 0;
+
             
             using (var transaction = App.Entities.Database.BeginTransaction())
             {
@@ -131,6 +137,133 @@ namespace OfficeFlow.Pages.StartupPages
                             });
                     }
 
+                    // Заполнение условий оплаты
+                    if (needPaymentTerms)
+                    {
+                        App.Entities.PaymentTerms.Add(new PaymentTerm()
+                        {
+                            TermName = "Ежемесячно",
+                            TermDescription = "Оплата производится один раз в месяц."
+                        });
+                        App.Entities.PaymentTerms.Add(new PaymentTerm()
+                        {
+                            TermName = "Ежеквартально",
+                            TermDescription = "Оплата производится один раз в квартал (3 месяца)."
+                        });
+                        App.Entities.PaymentTerms.Add(new PaymentTerm()
+                        {
+                            TermName = "Ежегодно",
+                            TermDescription = "Оплата производится один раз в год."
+                        });
+                        App.Entities.PaymentTerms.Add(new PaymentTerm()
+                        {
+                            TermName = "По факту",
+                            TermDescription = "Оплата производится после предоставления услуги."
+                        });
+                    }
+
+                    // Заполнение статусов платежей
+                    if (needPaymentStatuses)
+                    {
+                        App.Entities.PaymentStatuses.Add(new PaymentStatus()
+                        {
+                            StatusName = "Оплачен",
+                            StatusDescription = "Платеж успешно проведен."
+                        });
+                        App.Entities.PaymentStatuses.Add(new PaymentStatus()
+                        {
+                            StatusName = "Не оплачен",
+                            StatusDescription = "Платеж ожидает оплаты."
+                        });
+                        App.Entities.PaymentStatuses.Add(new PaymentStatus()
+                        {
+                            StatusName = "Частично оплачен",
+                            StatusDescription = "Платеж частично покрыт."
+                        });
+                        App.Entities.PaymentStatuses.Add(new PaymentStatus()
+                        {
+                            StatusName = "Отменен",
+                            StatusDescription = "Платеж отменен."
+                        });
+                    }
+
+                    // Заполнение статусов арендаторов
+                    if (needTenantStatuses)
+                    {
+                        App.Entities.TenantStatuses.Add(new TenantStatus()
+                        {
+                            StatusName = "Активен",
+                            StatusDescription = "Арендатор активно пользуется услугами."
+                        });
+                        App.Entities.TenantStatuses.Add(new TenantStatus()
+                        {
+                            StatusName = "Неактивен",
+                            StatusDescription = "Арендатор временно не использует услуги."
+                        });
+                        App.Entities.TenantStatuses.Add(new TenantStatus()
+                        {
+                            StatusName = "Заблокирован",
+                            StatusDescription = "Арендатор заблокирован из-за нарушений."
+                        });
+                        App.Entities.TenantStatuses.Add(new TenantStatus()
+                        {
+                            StatusName = "Ожидает подтверждения",
+                            StatusDescription = "Арендатор зарегистрирован, но его статус ожидает подтверждения."
+                        });
+                    }
+
+                    // Заполнение статусов аренды
+                    if (needRentalStatuses)
+                    {
+                        App.Entities.RentalStatuses.Add(new RentalStatus()
+                        {
+                            StatusName = "Активна",
+                            StatusDescription = "Аренда действует и оплачивается."
+                        });
+                        App.Entities.RentalStatuses.Add(new RentalStatus()
+                        {
+                            StatusName = "Завершена",
+                            StatusDescription = "Аренда завершена и больше не действует."
+                        });
+                        App.Entities.RentalStatuses.Add(new RentalStatus()
+                        {
+                            StatusName = "Просрочена",
+                            StatusDescription = "Аренда просрочена и требует оплаты."
+                        });
+                        App.Entities.RentalStatuses.Add(new RentalStatus()
+                        {
+                            StatusName = "Резерв",
+                            StatusDescription = "Помещение зарезервировано, но аренда еще не началась."
+                        });
+                    }
+
+                    // Заполнение статусов помещений
+                    if (needRoomStatuses)
+                    {
+                        App.Entities.RoomStatuses.Add(new RoomStatus()
+                        {
+                            StatusName = "Свободно",
+                            StatusDescription = "Помещение свободно для аренды."
+                        });
+                        App.Entities.RoomStatuses.Add(new RoomStatus()
+                        {
+                            StatusName = "Занято",
+                            StatusDescription = "Помещение занято арендатором."
+                        });
+                        App.Entities.RoomStatuses.Add(new RoomStatus()
+                        {
+                            StatusName = "В ремонте",
+                            StatusDescription = "Помещение находится в ремонте и недоступно для аренды."
+                        });
+                        App.Entities.RoomStatuses.Add(new RoomStatus()
+                        {
+                            StatusName = "Резерв",
+                            StatusDescription = "Помещение зарезервировано, но аренда еще не началась."
+                        });
+                    }
+
+
+
                     App.Entities.SaveChanges();
                     transaction.Commit();