diff --git a/src/TXSOS-Registered-ForProfit/TurnkeyNetworkSystemsLLC/2.0/ConceptStack.mf b/src/TXSOS-Registered-ForProfit/TurnkeyNetworkSystemsLLC/2.0/ConceptStack.mf
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diff --git a/src/TXSOS-Registered-ForProfit/TurnkeyNetworkSystemsLLC/2.0/TurnkeyNetworkSystemsLLC-v2.0DesignDocument.md b/src/TXSOS-Registered-ForProfit/TurnkeyNetworkSystemsLLC/2.0/TurnkeyNetworkSystemsLLC-v2.0DesignDocument.md
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@@ -1,6 +1,16 @@
 #Turnkey Network Systems LLC Operating Areement - 2.0 design document 
 
 
+## Turnkey Network Systems LLC v2.0 - Concepts Stack 
+
+### Introduction 
+
+Several concepts will be merged together in the v2.0 operating agreement. 
+
+- Classes of memberships. Based on the FairShares model. 
+- No capital accounts. 
+
+
 This is the design document for the 2.0 version of the Turnkey Network Systems LLC Operating Agreement.