diff --git a/LuminousSales/Business/Business.csproj b/LuminousSales/Business/Business.csproj
index 9f5c4f4..66ff963 100644
--- a/LuminousSales/Business/Business.csproj
+++ b/LuminousSales/Business/Business.csproj
@@ -4,4 +4,8 @@
     <TargetFramework>netstandard2.0</TargetFramework>
   </PropertyGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\Models\Models.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/LuminousSales/LuminousSales/Data/Business/DealsBusiness.cs b/LuminousSales/LuminousSales/Data/Business/DealsBusiness.cs
deleted file mode 100644
index fcbd87f..0000000
--- a/LuminousSales/LuminousSales/Data/Business/DealsBusiness.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-   public class DealsBusiness
-    {
-        private DealContext dealContext;
-
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/PermissionsBusiness.cs b/LuminousSales/LuminousSales/Data/Business/PermissionsBusiness.cs
deleted file mode 100644
index 5da95c7..0000000
--- a/LuminousSales/LuminousSales/Data/Business/PermissionsBusiness.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-    public class PermissionsBusiness
-    {
-        private PermissionContext permissionContext;
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/ProductBusiness.cs b/LuminousSales/LuminousSales/Data/Business/ProductBusiness.cs
deleted file mode 100644
index b2e0978..0000000
--- a/LuminousSales/LuminousSales/Data/Business/ProductBusiness.cs
+++ /dev/null
@@ -1,66 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using LuminousSales.Data;
-using LuminousSales.Data.Model;
-
-namespace LuminousSales.Business
-{
-    public class ProductBusiness
-    {
-        private ProductContext productContext;
-
-        public List<Product> GetAll()
-        {
-            using (productContext = new ProductContext())
-            {
-                return productContext.Products.ToList();
-            }
-        }
-
-        public Product Get(int id)
-        {
-            using (productContext = new ProductContext())
-            {
-                return productContext.Products.Find(id);
-            }
-        }
-
-        public void Buy(Product product)
-        {
-            using (productContext = new ProductContext())
-            {
-                productContext.Products.Add(product);
-                productContext.SaveChanges();
-            }
-        }
-
-        public void Update(Product product)
-        {
-            using (productContext = new ProductContext())
-            {
-                var item = productContext.Products.Find(product.Id);
-                if (item != null)
-                {
-                    productContext.Entry(item).CurrentValues.SetValues(product);
-                    productContext.SaveChanges();
-                }
-            }
-        }
-
-        public void Sell(int id)
-        {
-            using (productContext = new ProductContext())
-            {
-                var product = productContext.Products.Find(id);
-                if (product != null)
-                {
-                    productContext.Products.Remove(product);
-                    productContext.SaveChanges();
-                }
-            }
-        }
-
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/RolesBusiness.cs b/LuminousSales/LuminousSales/Data/Business/RolesBusiness.cs
deleted file mode 100644
index 1dbee7d..0000000
--- a/LuminousSales/LuminousSales/Data/Business/RolesBusiness.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-   public class RolesBusiness
-    {
-        private RoleContext roleContext;
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/RolesToPermissionBusiness.cs b/LuminousSales/LuminousSales/Data/Business/RolesToPermissionBusiness.cs
deleted file mode 100644
index 5b33e19..0000000
--- a/LuminousSales/LuminousSales/Data/Business/RolesToPermissionBusiness.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-    public class RolesToPermissionBusiness
-    {
-        private RolesToPermissionContext rolesToPermissionContext;
-
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/StocksBusiness.cs b/LuminousSales/LuminousSales/Data/Business/StocksBusiness.cs
deleted file mode 100644
index 8133d4b..0000000
--- a/LuminousSales/LuminousSales/Data/Business/StocksBusiness.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-   public class StocksBusiness
-    {
-        private StockContext stockContext;
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/UsersBusiness.cs b/LuminousSales/LuminousSales/Data/Business/UsersBusiness.cs
deleted file mode 100644
index 18940ea..0000000
--- a/LuminousSales/LuminousSales/Data/Business/UsersBusiness.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-    public class UsersBusiness
-    {
-        private UserContext userContext;
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/Business/UsersToRolesBusiness.cs b/LuminousSales/LuminousSales/Data/Business/UsersToRolesBusiness.cs
deleted file mode 100644
index 8d16efe..0000000
--- a/LuminousSales/LuminousSales/Data/Business/UsersToRolesBusiness.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using LuminousSales.Data;
-
-namespace LuminousSales.Business
-{
-   public class UsersToRolesBusiness
-    {
-        private UsersToRolesContext usersToRolesContext;
-    }
-}
diff --git a/LuminousSales/LuminousSales/Data/RoleContext.cs b/LuminousSales/LuminousSales/Data/RoleContext.cs
index 38d6639..468b5a3 100644
--- a/LuminousSales/LuminousSales/Data/RoleContext.cs
+++ b/LuminousSales/LuminousSales/Data/RoleContext.cs
@@ -9,6 +9,8 @@ namespace LuminousSales.Data
         {
 
         }
-        
+        public DbSet<Role> Roles { get; set; }
+
+       
     }
 }
diff --git a/LuminousSales/Models/Models.csproj b/LuminousSales/Models/Models.csproj
index a39afbb..c3a4386 100644
--- a/LuminousSales/Models/Models.csproj
+++ b/LuminousSales/Models/Models.csproj
@@ -6,6 +6,11 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="3.1.12" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="3.1.12" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="3.1.12">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
 
 </Project>