Duplication in Option Lists Ben Ray Updated September 11, 2015 18:41 Follow Non-Unique Options Option Lists can have duplicate labels provided they have different key_values. Watch the video below to see an example of how to create an option list with unique key values for each choice. Unique Option List Keys Related articles Change data based on other inputs (Dynamic Value) How do I Check for Duplicates in a Multi-Paging Subform? CSV Upload: How do I add options to an existing Option List? How do I make a copy of an existing form? What is Custom Excel? Comments 0 comments Please sign in to leave a comment.