How do I add an opinion to existing comments in the Commenting Portal? Victoria Phucas March 16, 2023 18:02 Updated Follow Please click here to view instructions for adding opinions. Related articles For voting members of a Document Development Committee (DDC), an Expert Panel (ExP), and Primary/Alternate Delegates, a “Vote” button will appear at the top of the document during proposed draft review. How do I add a comment and vote?