diff --git a/AutoFacSamles.sln b/AutoFacSamles.sln
index 5e52b27..3c1de9c 100644
--- a/AutoFacSamles.sln
+++ b/AutoFacSamles.sln
@@ -11,6 +11,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PatternDemoCore2", "Pattern
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AutoFacSamples2", "AutoFacSamples2\AutoFacSamples2.csproj", "{0EB88BA8-3B88-4142-A6D3-07F72120488D}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AutofacSamples3", "AutofacSamples3\AutofacSamples3.csproj", "{4EE75D74-3696-41D7-A5D0-A128956FBCBB}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -33,6 +35,10 @@ Global
 		{0EB88BA8-3B88-4142-A6D3-07F72120488D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{0EB88BA8-3B88-4142-A6D3-07F72120488D}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{0EB88BA8-3B88-4142-A6D3-07F72120488D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4EE75D74-3696-41D7-A5D0-A128956FBCBB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4EE75D74-3696-41D7-A5D0-A128956FBCBB}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4EE75D74-3696-41D7-A5D0-A128956FBCBB}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4EE75D74-3696-41D7-A5D0-A128956FBCBB}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/AutofacSamples3/AutofacSamples3.csproj b/AutofacSamples3/AutofacSamples3.csproj
new file mode 100644
index 0000000..d1ec505
--- /dev/null
+++ b/AutofacSamples3/AutofacSamples3.csproj
@@ -0,0 +1,12 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Autofac" Version="6.0.0" />
+  </ItemGroup>
+
+</Project>
diff --git a/AutofacSamples3/Program.cs b/AutofacSamples3/Program.cs
new file mode 100644
index 0000000..14f2953
--- /dev/null
+++ b/AutofacSamples3/Program.cs
@@ -0,0 +1,129 @@
+using Autofac;
+using System;
+using System.Reflection;
+
+namespace AutofacSamples3
+{
+
+    public interface ILog
+    {
+        void Write(string message);
+    }
+
+    public class ConsoleLog : ILog
+    {
+        public void Write(string message)
+        {
+            Console.WriteLine(message);
+        }
+    }
+
+    public class EmailLog : ILog
+    {
+        private const string adminEmail = "tfoman@oeman.se";
+        public void Write(string message)
+        {
+            Console.WriteLine($"Email sent to {adminEmail} : {message}");
+        }
+    }
+
+    public class Engine
+    {
+        private ILog log;
+        private int id;
+
+        public Engine(ILog log, int id)
+        {
+            this.log = log;
+            this.id = id;
+        }
+
+        public Engine(ILog log)
+        {
+            this.log = log;
+            id = new Random().Next();
+        }
+
+        public void Ahead(int power)
+        {
+            log.Write($"Engine [{id}] ahead {power}");
+        }
+    }
+
+    public class SMSLog : ILog
+    {
+        private readonly string phoneNumber;
+
+        public SMSLog(string phoneNumber)
+        {
+            this.phoneNumber = phoneNumber;
+        }
+        public void Write(string message)
+        {
+            Console.WriteLine($"SMS to {phoneNumber} : {message}");
+        }
+    }
+
+    public class Car
+    {
+        private Engine engine;
+        private ILog log;
+
+        public Car(Engine engine)
+        {
+            this.engine = engine;
+            this.log = new EmailLog();
+        }
+
+        public Car(Engine engine, ILog log)
+        {
+            this.engine = engine;
+            this.log = log;
+        }
+
+        public void Go()
+        {
+            engine.Ahead(100);
+            log.Write("Car going forward...");
+        }
+    }
+
+    public class Parent
+    {
+        public override string ToString()
+        {
+            return "I am your father";
+        }
+    }
+
+    public class Child
+    {
+        public string Name { get; set; }
+        public Parent Parent { get; set; }
+
+        public void SetParent(Parent parent)
+        {
+            Parent = parent;
+        }
+    }
+
+    internal class Program
+    {
+        public static void Main(string[] args)
+        {
+            var assembly = Assembly.GetExecutingAssembly();
+            var builder = new ContainerBuilder();
+            builder.RegisterAssemblyTypes(assembly)
+                .Where(t => t.Name.EndsWith("Log"))
+                .Except<SMSLog>()
+                .Except<ConsoleLog>(c => c.As<ILog>().SingleInstance())
+                .AsSelf();
+
+            builder.RegisterAssemblyTypes(assembly)
+                .Except<SMSLog>()
+                .Where(t => t.Name.EndsWith("Log"))
+                .As(t => t.GetInterfaces()[0]);
+
+        }
+    }
+}