diff --git a/InternetGameBlog/InternetGameBlog.Services.Data/Interfaces/IUserService.cs b/InternetGameBlog/InternetGameBlog.Services.Data/Interfaces/IUserService.cs
new file mode 100644
index 0000000..a2ca67f
--- /dev/null
+++ b/InternetGameBlog/InternetGameBlog.Services.Data/Interfaces/IUserService.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace InternetGameBlog.Services.Data.Interfaces
+{
+    public interface IUserService
+    {
+        Task<bool> IsUserExistsByEmailAsync(string email);
+
+    }
+}
diff --git a/InternetGameBlog/InternetGameBlog.Services.Data/InternetGameBlog.Services.Data.csproj b/InternetGameBlog/InternetGameBlog.Services.Data/InternetGameBlog.Services.Data.csproj
new file mode 100644
index 0000000..2a2d57b
--- /dev/null
+++ b/InternetGameBlog/InternetGameBlog.Services.Data/InternetGameBlog.Services.Data.csproj
@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\InternetGameBlog.Common\InternetGameBlog.Common.csproj" />
+    <ProjectReference Include="..\InternetGameBlog.Data.Models\InternetGameBlog.Data.Models.csproj" />
+    <ProjectReference Include="..\InternetGameBlog.Data\InternetGameBlog.Data.csproj" />
+    <ProjectReference Include="..\InternetGameBlog.Web.ViewModels\InternetGameBlog.Web.ViewModels.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/InternetGameBlog/InternetGameBlog.Services.Data/UserService.cs b/InternetGameBlog/InternetGameBlog.Services.Data/UserService.cs
new file mode 100644
index 0000000..4e3ca4d
--- /dev/null
+++ b/InternetGameBlog/InternetGameBlog.Services.Data/UserService.cs
@@ -0,0 +1,20 @@
+using InternetGameBlog.Data;
+using InternetGameBlog.Services.Data.Interfaces;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace InternetGameBlog.Services.Data
+{
+    public class UserService : IUserService
+    {
+        private GameBlogDbContext dbContext;
+        public Task<bool> IsUserExistsByEmailAsync(string email)
+        {
+            return dbContext.Users.AnyAsync(u  => u.Email == email);
+        }
+    }
+}
diff --git a/InternetGameBlog/InternetGameBlog.Web/Extensions/InternetgameBlogServiceCollectionExtension.cs b/InternetGameBlog/InternetGameBlog.Web/Extensions/InternetgameBlogServiceCollectionExtension.cs
new file mode 100644
index 0000000..ebc23a6
--- /dev/null
+++ b/InternetGameBlog/InternetGameBlog.Web/Extensions/InternetgameBlogServiceCollectionExtension.cs
@@ -0,0 +1,12 @@
+using InternetGameBlog.Services.Data.Interfaces;
+
+namespace InternetGameBlog.Web.Extensions
+{
+    public static class InternetgameBlogServiceCollectionExtension
+    {
+        public static IServiceCollection ConfigureService(this.IServiceCollection services)
+        {
+            services.AddScoped<IUserService>
+        }
+    }
+}
diff --git a/InternetGameBlog/InternetGameBlog.sln b/InternetGameBlog/InternetGameBlog.sln
index 45cb422..29786ea 100644
--- a/InternetGameBlog/InternetGameBlog.sln
+++ b/InternetGameBlog/InternetGameBlog.sln
@@ -3,19 +3,23 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.6.33801.468
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Web", "InternetGameBlog.Web\InternetGameBlog.Web.csproj", "{04423A21-E928-4A07-A719-022F54E0F5B7}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "InternetGameBlog.Web", "InternetGameBlog.Web\InternetGameBlog.Web.csproj", "{04423A21-E928-4A07-A719-022F54E0F5B7}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Data", "Data", "{DEEF0EA9-5B76-461A-8EA9-D871D3CC6A9C}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Web", "Web", "{E2375936-124C-407B-B097-EA3C0DDD341A}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Data", "InternetGameBlog.Data\InternetGameBlog.Data.csproj", "{442F662A-9447-4FC6-AD9C-7A91FAB01B6F}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "InternetGameBlog.Data", "InternetGameBlog.Data\InternetGameBlog.Data.csproj", "{442F662A-9447-4FC6-AD9C-7A91FAB01B6F}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Data.Models", "InternetGameBlog.Data.Models\InternetGameBlog.Data.Models.csproj", "{D2ED22F9-C1FB-4351-A628-B372909CA61E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "InternetGameBlog.Data.Models", "InternetGameBlog.Data.Models\InternetGameBlog.Data.Models.csproj", "{D2ED22F9-C1FB-4351-A628-B372909CA61E}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Web.ViewModels", "InternetGameBlog.Web.ViewModels\InternetGameBlog.Web.ViewModels.csproj", "{00795C00-FE46-484E-96EC-7EF146694AEF}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "InternetGameBlog.Web.ViewModels", "InternetGameBlog.Web.ViewModels\InternetGameBlog.Web.ViewModels.csproj", "{00795C00-FE46-484E-96EC-7EF146694AEF}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Common", "InternetGameBlog.Common\InternetGameBlog.Common.csproj", "{7137255D-2861-4C61-A72D-7C8E8B90ACB6}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "InternetGameBlog.Common", "InternetGameBlog.Common\InternetGameBlog.Common.csproj", "{7137255D-2861-4C61-A72D-7C8E8B90ACB6}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Services", "Services", "{EA63C136-2F9A-420C-899E-F7A98198496E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "InternetGameBlog.Services.Data", "InternetGameBlog.Services.Data\InternetGameBlog.Services.Data.csproj", "{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -43,6 +47,10 @@ Global
 		{7137255D-2861-4C61-A72D-7C8E8B90ACB6}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7137255D-2861-4C61-A72D-7C8E8B90ACB6}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7137255D-2861-4C61-A72D-7C8E8B90ACB6}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -52,6 +60,7 @@ Global
 		{442F662A-9447-4FC6-AD9C-7A91FAB01B6F} = {DEEF0EA9-5B76-461A-8EA9-D871D3CC6A9C}
 		{D2ED22F9-C1FB-4351-A628-B372909CA61E} = {DEEF0EA9-5B76-461A-8EA9-D871D3CC6A9C}
 		{00795C00-FE46-484E-96EC-7EF146694AEF} = {E2375936-124C-407B-B097-EA3C0DDD341A}
+		{0FA9E93D-30B6-446C-A9FD-DB9273F1C2E2} = {EA63C136-2F9A-420C-899E-F7A98198496E}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {64A10D40-2016-4781-A830-1DED4A8588F5}