Check purchase facts, compare invoices, request missing proof. Every one is ready to run, and you can adjust it in plain language.
Record each campaign review request on its task.
Your reviewer gets the current asset with a clear request, and your campaign task keeps the handoff in view.
Record who saw the earlier proof when updating task links.
Your review tasks point to the latest proof, with a comment naming who saw the previous version so the next handoff stays clear.