Verify asset versions, file agreements, attach briefs. Every one is ready to run, and you can adjust it in plain language.
Bring corrected creative proofs back for another review.
Your reviewer gets the corrected proof and completed fixes when the last correction is done, so the next decision does not sit in rework.
Put the latest proof and review question in front of your team.
Your team gets a clear review packet on the task, or a visible note about what the proof still needs before a reviewer can act.