Update contribution.md

contribution.md

@@ -112,8 +112,15 @@ If you can commit to full-time development, either propose a new feature and bri
 
 # REQUEST FOR ENHANCEMENT AND TEMPLATE #
 
+* Enhancements refer to additional functionality and deliverables unknown to the Authorized User at the time of Mini-Bid release.  
+* An Authorized User is permitted to include an enhancement budget, as included in the Mini-Bid (up to 10%).  
+* Written approval is required from both the Contractor and the Authorized User for the enhancement request. 
 
 
+Record enhancement requests when developing software with this MS Word form
+
+ 
+