Check purchase facts, compare invoices, request missing proof. Every one is ready to run, and you can adjust it in plain language.
Send the current creative file with its review question.
Your campaign reviewer gets the right file and question, while the review row keeps a link to the request.
Check that the assigned reviewer can open the proof before requesting feedback.
Know whether your reviewer has access to the right proof before you send a review request, with a clear reason when access is missing.