diff --git a/Pizzeria/PizzeriaContracts/BindingModels/MessageInfoBindingModel.cs b/Pizzeria/PizzeriaContracts/BindingModels/MessageInfoBindingModel.cs
index f950171..3e33880 100644
--- a/Pizzeria/PizzeriaContracts/BindingModels/MessageInfoBindingModel.cs
+++ b/Pizzeria/PizzeriaContracts/BindingModels/MessageInfoBindingModel.cs
@@ -10,5 +10,7 @@ namespace PizzeriaContracts.BindingModels
         public DateTime DateDelivery { get; set; }
         public string Subject { get; set; } = string.Empty;
         public string Body { get; set; } = string.Empty;
+
+        public int Id => throw new NotImplementedException();
     }
 }
\ No newline at end of file
diff --git a/Pizzeria/PizzeriaDatabaseImplement/DatabaseImplementationExtension.cs b/Pizzeria/PizzeriaDatabaseImplement/DatabaseImplementationExtension.cs
new file mode 100644
index 0000000..f6f9e2b
--- /dev/null
+++ b/Pizzeria/PizzeriaDatabaseImplement/DatabaseImplementationExtension.cs
@@ -0,0 +1,22 @@
+using PizzeriaContracts.DI;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaDatabaseImplement.Implements;
+
+namespace PizzeriaDatabaseImplement
+{
+    public class DatabaseImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 2;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<IComponentStorage, ComponentStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPizzaStorage, PizzaStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaDatabaseImplement/models/MessageInfo.cs b/Pizzeria/PizzeriaDatabaseImplement/models/MessageInfo.cs
index 72ac7ef..81d334c 100644
--- a/Pizzeria/PizzeriaDatabaseImplement/models/MessageInfo.cs
+++ b/Pizzeria/PizzeriaDatabaseImplement/models/MessageInfo.cs
@@ -44,5 +44,7 @@ namespace PizzeriaDatabaseImplement.models
             Subject = Subject,
             Body = Body
         };
+
+        public int Id => throw new NotImplementedException();
     }
 }
diff --git a/Pizzeria/PizzeriaListImplement/Implements/BackUpInfo.cs b/Pizzeria/PizzeriaListImplement/Implements/BackUpInfo.cs
new file mode 100644
index 0000000..4c44032
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Implements/BackUpInfo.cs
@@ -0,0 +1,17 @@
+using PizzeriaContracts.StoragesContracts;
+
+namespace PizzeriaListImplement.Implements
+{
+    internal class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            throw new NotImplementedException();
+        }
+
+        public Type? GetTypeByModelInterface(string modelInterfaceName)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Models/MessageInfo.cs b/Pizzeria/PizzeriaListImplement/Models/MessageInfo.cs
index 123817f..a48142a 100644
--- a/Pizzeria/PizzeriaListImplement/Models/MessageInfo.cs
+++ b/Pizzeria/PizzeriaListImplement/Models/MessageInfo.cs
@@ -45,5 +45,7 @@ namespace PizzeriaListImplement.Models
             SenderName = SenderName,
             DateDelivery = DateDelivery,
         };
+
+        public int Id => throw new NotImplementedException();
     }
 }
diff --git a/Pizzeria/PizzeriaShopFileImplement/FileImplementationExtension.cs b/Pizzeria/PizzeriaShopFileImplement/FileImplementationExtension.cs
new file mode 100644
index 0000000..ed001b4
--- /dev/null
+++ b/Pizzeria/PizzeriaShopFileImplement/FileImplementationExtension.cs
@@ -0,0 +1,22 @@
+using PizzeriaContracts.DI;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaFileImplement.Implements;
+
+namespace PizzeriaFileImplement
+{
+    public class FileImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 1;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<IComponentStorage, ComponentStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPizzaStorage, PizzaStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaShopFileImplement/Implements/BackUpInfo.cs b/Pizzeria/PizzeriaShopFileImplement/Implements/BackUpInfo.cs
new file mode 100644
index 0000000..3ccce2f
--- /dev/null
+++ b/Pizzeria/PizzeriaShopFileImplement/Implements/BackUpInfo.cs
@@ -0,0 +1,32 @@
+using PizzeriaContracts.StoragesContracts;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            var source = DataFileSingleton.GetInstance();
+
+            return (List<T>?)source.GetType().GetProperties()
+                .FirstOrDefault(x => x.PropertyType.IsGenericType && x.PropertyType.GetGenericArguments()[0] == typeof(T))
+                ?.GetValue(source);
+        }
+
+        public Type? GetTypeByModelInterface(string modelInterfaceName)
+        {
+            var assembly = typeof(BackUpInfo).Assembly;
+            var types = assembly.GetTypes();
+
+            foreach (var type in types)
+            {
+                if (type.IsClass && type.GetInterface(modelInterfaceName) != null)
+                {
+                    return type;
+                }
+            }
+
+            return null;
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaShopFileImplement/Implements/ClientStorage .cs b/Pizzeria/PizzeriaShopFileImplement/Implements/ClientStorage .cs
index bb05fcc..b7ee7ea 100644
--- a/Pizzeria/PizzeriaShopFileImplement/Implements/ClientStorage .cs	
+++ b/Pizzeria/PizzeriaShopFileImplement/Implements/ClientStorage .cs	
@@ -2,6 +2,7 @@
 using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StoragesContracts;
 using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.models;
 
 namespace PizzeriaFileImplement.Implements
 {
diff --git a/Pizzeria/PizzeriaShopFileImplement/Implements/ImplementerStorage.cs b/Pizzeria/PizzeriaShopFileImplement/Implements/ImplementerStorage.cs
index d4c332b..3cb0c8e 100644
--- a/Pizzeria/PizzeriaShopFileImplement/Implements/ImplementerStorage.cs
+++ b/Pizzeria/PizzeriaShopFileImplement/Implements/ImplementerStorage.cs
@@ -2,6 +2,7 @@
 using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StoragesContracts;
 using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.models;
 
 namespace PizzeriaFileImplement.Implements
 {
diff --git a/Pizzeria/PizzeriaShopFileImplement/Implements/MessageInfoStorage.cs b/Pizzeria/PizzeriaShopFileImplement/Implements/MessageInfoStorage.cs
index ce7318b..ceb6b97 100644
--- a/Pizzeria/PizzeriaShopFileImplement/Implements/MessageInfoStorage.cs
+++ b/Pizzeria/PizzeriaShopFileImplement/Implements/MessageInfoStorage.cs
@@ -2,6 +2,7 @@
 using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StoragesContracts;
 using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.models;
 
 namespace PizzeriaFileImplement.Implements
 {
diff --git a/Pizzeria/PizzeriaShopFileImplement/models/MessageInfo.cs b/Pizzeria/PizzeriaShopFileImplement/models/MessageInfo.cs
index 50252b7..a76bfba 100644
--- a/Pizzeria/PizzeriaShopFileImplement/models/MessageInfo.cs
+++ b/Pizzeria/PizzeriaShopFileImplement/models/MessageInfo.cs
@@ -73,5 +73,7 @@ namespace PizzeriaFileImplement.models
             new XAttribute("SenderName", SenderName),
             new XAttribute("DateDelivery", DateDelivery)
         );
+
+        public int Id => throw new NotImplementedException();
     }
 }