Check purchase facts, compare invoices, request missing proof. Every one is ready to run, and you can adjust it in plain language.
Flag proof access problems before sending work to reviewers.
See whether your client has access to the current proof before the review moves forward, with the answer on the task.
Keep production tasks linked to the current proof revision.
Your review tasks point to the latest proof, with a comment naming who saw the previous version so the next handoff stays clear.