diff --git a/NuGet.Config b/NuGet.Config
index 13d5e2a..f8766ac 100644
--- a/NuGet.Config
+++ b/NuGet.Config
@@ -24,6 +24,5 @@
     <!-- Works like the 'disabledPackageSources' section of NuGet.Config files. -->
     <!-- Sources cannot be modified or deleted either but can be enabled/disabled by users. -->
     <disabledPackageSources>
-        <add key="nuget.org" value="true" />
     </disabledPackageSources>
 </configuration>
\ No newline at end of file
diff --git a/Samples/BondEtw/nuget.config b/Samples/BondEtw/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/BondEtw/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/Introduction/nuget.config b/Samples/Introduction/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/Introduction/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/LinqRxConcepts/nuget.config b/Samples/LinqRxConcepts/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/LinqRxConcepts/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/Network/nuget.config b/Samples/Network/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/Network/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/OdataListener/nuget.config b/Samples/OdataListener/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/OdataListener/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/PerfomanceCounterUI/nuget.config b/Samples/PerfomanceCounterUI/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/PerfomanceCounterUI/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/Performance/nuget.config b/Samples/Performance/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/Performance/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/Playback/nuget.config b/Samples/Playback/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/Playback/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/RxWinforms/nuget.config b/Samples/RxWinforms/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/RxWinforms/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/SyntheticCounters/nuget.config b/Samples/SyntheticCounters/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/SyntheticCounters/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/TimeAndOrder/nuget.config b/Samples/TimeAndOrder/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/TimeAndOrder/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/WcfInterception/nuget.config b/Samples/WcfInterception/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/WcfInterception/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/WcfTroubleshooting/nuget.config b/Samples/WcfTroubleshooting/nuget.config
deleted file mode 100644
index 1f88de5..0000000
--- a/Samples/WcfTroubleshooting/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Samples/nuget.config b/Samples/nuget.config
deleted file mode 100644
index 104cd39..0000000
--- a/Samples/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Source/nuget.config b/Source/nuget.config
deleted file mode 100644
index 104cd39..0000000
--- a/Source/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Test/LinqPad/nuget.config b/Test/LinqPad/nuget.config
deleted file mode 100644
index 8f77571..0000000
--- a/Test/LinqPad/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Test/PerfBaseline/nuget.config b/Test/PerfBaseline/nuget.config
deleted file mode 100644
index 8f77571..0000000
--- a/Test/PerfBaseline/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Test/Tx.Core.Tests/nuget.config b/Test/Tx.Core.Tests/nuget.config
deleted file mode 100644
index 8f77571..0000000
--- a/Test/Tx.Core.Tests/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\..\..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file
diff --git a/Test/nuget.config b/Test/nuget.config
deleted file mode 100644
index 104cd39..0000000
--- a/Test/nuget.config
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-    <activePackageSource>
-        <add key="NuGet official package source" value="https://api.nuget.org/v3/index.json" />
-    </activePackageSource>
-    <config>
-        <add key="repositoryPath" value="..\Packages" />
-    </config>
-    <packageRestore>
-        <add key="enabled" value="True" />
-    </packageRestore>
-</configuration>
\ No newline at end of file