Turn reviewer comments or marks into a list of corrections for the maker.
Show the designer which PDF marks apply to the current proof.
Your maker gets the marked PDF and a clear fix list on the right task, with the reviewed version named.
Give designers a fix list tied to the reviewed PDF revision.
Your maker gets a clear fix list tied to the PDF revision reviewers saw, so the next round starts with the right changes.
List requested design changes under the proof they refer to.
Your maker gets a clear fix list on the matching card, tied to the marked proof from the reviewer's email.
Show artwork fixes beside the reviewed file on the original card.
Your maker gets a clear correction checklist on the original card, tied to the proof the reviewer saw.