diff --git a/7.RedisSortedSets/README b/7.RedisSortedSets/README
new file mode 100644
index 0000000..940ea2a
--- /dev/null
+++ b/7.RedisSortedSets/README
@@ -0,0 +1,4 @@
+Source Code for Blog Post on Redis for .NET Developers
+- Describes Set datatype in Redis with C# using a console app.
+- To read the content please visit
+http://taswar.zeytinsoft.com/2016/12/29/redis-sorted-sets-datatype/
diff --git a/7.RedisSortedSets/RedisSortedSets.sln b/7.RedisSortedSets/RedisSortedSets.sln
new file mode 100644
index 0000000..985ff22
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets.sln
@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.25420.1
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RedisSortedSets", "RedisSortedSets\RedisSortedSets.csproj", "{5CE3A981-5449-4B8A-9B60-65CFA987084A}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{5CE3A981-5449-4B8A-9B60-65CFA987084A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5CE3A981-5449-4B8A-9B60-65CFA987084A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5CE3A981-5449-4B8A-9B60-65CFA987084A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5CE3A981-5449-4B8A-9B60-65CFA987084A}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/7.RedisSortedSets/RedisSortedSets/App.config b/7.RedisSortedSets/RedisSortedSets/App.config
new file mode 100644
index 0000000..7dcb8b9
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/App.config
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
+    </startup>
+  <appSettings>
+    <add key="redis.connection" value="localhost:32769"/>
+  </appSettings>
+</configuration>
\ No newline at end of file
diff --git a/7.RedisSortedSets/RedisSortedSets/Program.cs b/7.RedisSortedSets/RedisSortedSets/Program.cs
new file mode 100644
index 0000000..4ed56e8
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/Program.cs
@@ -0,0 +1,189 @@
+using StackExchange.Redis;
+using System;
+
+namespace RedisSortedSets
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            var redis = RedisStore.RedisCache;
+
+            RedisKey topHackerKeys = "hackers";
+            RedisKey alphaKey = "alphaKey";            
+            RedisKey destinationKey = "destKey";
+            RedisKey intersectKey = "intersectKey";
+
+
+            redis.KeyDelete(topHackerKeys, CommandFlags.FireAndForget);
+            redis.KeyDelete(alphaKey, CommandFlags.FireAndForget);
+            redis.KeyDelete(intersectKey, CommandFlags.FireAndForget);
+            redis.KeyDelete(destinationKey, CommandFlags.FireAndForget);
+
+            //According to http://www.arkhitech.com/12-greatest-programmers-of-all-time/
+            var topProgrammers = new[] {
+                "Dennis Ritchie",
+                "Linus Torvalds",
+                "Bjarne Stroustrup",
+                "Tim Berners-Lee",
+                "Brian Kernighan",
+                "Donald Knuth",
+                "Ken Thompson",
+                "Guido van Rossum",
+                "James Gosling",
+                "Bill Gates",
+                "Niklaus Wirth",
+                "Ada Lovelace"
+            };
+
+            //add 12 items to the sorted set
+            for (int i = 0, j = 1; i < topProgrammers.Length; i++, j++)
+                redis.SortedSetAdd(topHackerKeys, topProgrammers[i], j);
+
+            var members = redis.SortedSetScan(topHackerKeys);
+
+            Console.WriteLine(string.Join(",\n", members)); 
+            /* output 
+             * Dennis Ritchie: 1, 
+             * Linus Torvalds: 2,
+             * Bjarne Stroustrup: 3,
+             * Tim Berners-Lee: 4,
+             * Brian Kernighan: 5,
+             * Donald Knuth: 6,
+             * Ken Thompson: 7,
+             * Guido van Rossum: 8,
+             * James Gosling: 9,
+             * Bill Gates: 10,
+             * Niklaus Wirth: 11,
+             * Ada Lovelace: 12
+            */
+
+
+            Console.WriteLine(redis.SortedSetLength(topHackerKeys)); //output 12
+
+            var byRanks = redis.SortedSetRangeByRank(topHackerKeys);
+            Console.WriteLine(string.Join(",\n", byRanks));
+            /* output 
+            * Dennis Ritchie, 
+            * Linus Torvalds,
+            * Bjarne Stroustrup,
+            * Tim Berners-Lee,
+            * Brian Kernighan,
+            * Donald Knuth,
+            * Ken Thompson,
+            * Guido van Rossum,
+            * James Gosling,
+            * Bill Gates,
+            * Niklaus Wirth,
+            * Ada Lovelace
+           */
+
+
+            Console.WriteLine(redis.SortedSetRank(topHackerKeys, "Linus Torvalds")); //output 1
+
+
+            var byScore = redis.SortedSetRangeByScore(topHackerKeys, 1, topProgrammers.Length,Exclude.None, Order.Descending);
+            Console.WriteLine(string.Join(",\n", byScore));
+            /*output
+             * Ada Lovelace,
+             * Niklaus Wirth,
+             * Bill Gates,
+             * James Gosling,
+             * Guido van Rossum,
+             * Ken Thompson,
+             * Donald Knuth,
+             * Brian Kernighan,
+             * Tim Berners-Lee,
+             * Bjarne Stroustrup,
+             * Linus Torvalds,
+             * Dennis Ritchie
+             */
+
+            redis.SortedSetIncrement(topHackerKeys, "Linus Torvalds", 100);
+
+            Console.WriteLine(redis.SortedSetScore(topHackerKeys, "Linus Torvalds")); //output 102, since it was 2 to being with
+
+            redis.SortedSetDecrement(topHackerKeys, "Linus Torvalds", 100);
+
+            Console.WriteLine(redis.SortedSetScore(topHackerKeys, "Linus Torvalds")); //output 2 back to original value
+
+            redis.SortedSetAdd(alphaKey, "a", 1);
+            redis.SortedSetAdd(alphaKey, "b", 1);
+            redis.SortedSetAdd(alphaKey, "c", 1);
+
+            redis.SortedSetCombineAndStore(SetOperation.Union, destinationKey, topHackerKeys, alphaKey);
+
+            members = redis.SortedSetScan(destinationKey);
+            Console.WriteLine("**********UNION**************");
+            Console.WriteLine(string.Join(",\n", members));
+            /* output
+             * Dennis Ritchie: 1,
+             * a: 1,
+             * b: 1,
+             * c: 1,
+             * Linus Torvalds: 2,
+             * Bjarne Stroustrup: 3,
+             * Tim Berners-Lee: 4,
+             * Brian Kernighan: 5,
+             * Donald Knuth: 6,
+             * Ken Thompson: 7,
+             * Guido van Rossum: 8,
+             * James Gosling: 9,
+             * Bill Gates: 10,
+             * Niklaus Wirth: 11,
+             * Ada Lovelace: 12
+             */
+            
+            redis.SortedSetCombineAndStore(SetOperation.Intersect, intersectKey, topHackerKeys, destinationKey);
+            members = redis.SortedSetScan(intersectKey);
+
+            //note it double the key scores
+            Console.WriteLine("**********INTERSECT**************");
+            Console.WriteLine(string.Join(",\n", members));
+            /*output
+             * Dennis Ritchie: 2,
+             * Linus Torvalds: 4,
+             * Bjarne Stroustrup: 6,
+             * Tim Berners-Lee: 8,
+             * Brian Kernighan: 10,
+             * Donald Knuth: 12,
+             * Ken Thompson: 14,
+             * Guido van Rossum: 16,
+             * James Gosling: 18,
+             * Bill Gates: 20,
+             * Niklaus Wirth: 22,
+             * Ada Lovelace: 24
+             */
+
+            members = redis.SortedSetRangeByScoreWithScores(topHackerKeys, 2, 4);
+            Console.WriteLine("**********RANGE BY SCORE WITH SCORES**************");
+            Console.WriteLine(string.Join(",\n", members));
+            /*output
+             * Linus Torvalds: 2,
+             * Bjarne Stroustrup: 3,
+             * Tim Berners-Lee: 4
+             */
+
+
+            redis.SortedSetRemove(alphaKey, "a");
+            members = redis.SortedSetScan(alphaKey);
+            Console.WriteLine("**********REMOVE**************");
+            Console.WriteLine(string.Join(",\n", members));
+            /*output
+             * b: 1,
+             * c: 1
+             */
+
+            redis.SortedSetRemoveRangeByScore(destinationKey, 0, 11);
+            members = redis.SortedSetScan(destinationKey);
+            Console.WriteLine("**********REMOVE BY SCORE**************");
+            Console.WriteLine(string.Join(",\n", members));
+            /* output
+             * Ada Lovelace: 12
+             */
+                        
+
+            Console.ReadKey();
+        }    
+    }
+}
diff --git a/7.RedisSortedSets/RedisSortedSets/Properties/AssemblyInfo.cs b/7.RedisSortedSets/RedisSortedSets/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..2984417
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("RedisSortedSets")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("RedisSortedSets")]
+[assembly: AssemblyCopyright("Copyright ©  2016")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("5ce3a981-5449-4b8a-9b60-65cfa987084a")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/7.RedisSortedSets/RedisSortedSets/RedisSortedSets.csproj b/7.RedisSortedSets/RedisSortedSets/RedisSortedSets.csproj
new file mode 100644
index 0000000..f555202
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/RedisSortedSets.csproj
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{5CE3A981-5449-4B8A-9B60-65CFA987084A}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>RedisSortedSets</RootNamespace>
+    <AssemblyName>RedisSortedSets</AssemblyName>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="StackExchange.Redis, Version=1.1.608.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\StackExchange.Redis.1.1.608\lib\net46\StackExchange.Redis.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.Configuration" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.IO.Compression" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="RedisStore.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+    <None Include="packages.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file
diff --git a/7.RedisSortedSets/RedisSortedSets/RedisStore.cs b/7.RedisSortedSets/RedisSortedSets/RedisStore.cs
new file mode 100644
index 0000000..9ac0981
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/RedisStore.cs
@@ -0,0 +1,25 @@
+using StackExchange.Redis;
+using System;
+using System.Configuration;
+
+namespace RedisSortedSets
+{
+    public class RedisStore
+    {
+        private static readonly Lazy<ConnectionMultiplexer> LazyConnection;
+
+        static RedisStore()
+        {
+            var configurationOptions = new ConfigurationOptions
+            {
+                EndPoints = { ConfigurationManager.AppSettings["redis.connection"] }
+            };
+
+            LazyConnection = new Lazy<ConnectionMultiplexer>(() => ConnectionMultiplexer.Connect(configurationOptions));
+        }
+
+        public static ConnectionMultiplexer Connection => LazyConnection.Value;
+
+        public static IDatabase RedisCache => Connection.GetDatabase();
+    }
+}
diff --git a/7.RedisSortedSets/RedisSortedSets/packages.config b/7.RedisSortedSets/RedisSortedSets/packages.config
new file mode 100644
index 0000000..d4dad6b
--- /dev/null
+++ b/7.RedisSortedSets/RedisSortedSets/packages.config
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="StackExchange.Redis" version="1.1.608" targetFramework="net461" />
+</packages>
\ No newline at end of file