Set up an approval task with one current proof, a decision question, and a due date.
Clarify which visual proof awaits the reviewer's decision.
Your reviewers get a clear task for the current proof. They know what decision to make and when it is due.
Turn meeting commitments on creative proofs into reviewer tasks.
Your reviewers get a clear task for the proof decision, with the link and due date from the meeting action item.
Turn incoming proofs into complete reviewer assignments.
Your reviewers get a clear approval task on the submitted proof, with the decision to make and the date you requested.