Property Sets Definitions with Dynamo
Paolo Emilio Serra, Autodesk Implementation Consultant, steps through the functionality of Property Set Definition examples for Dynamo for Civil 3D.
From Paolo Serra's AKN page
If you want to create, maintain, and make consistent your Property Set Definitions, Dynamo includes some tools to do that.
Even without Dynamo the video does a good job to both explain and show how to implement standardized pick lists for Property Set Definitions.
Paolo's AKN page listed above includes other Dynamo for Civil related videos you will find instructive.