Pair assets with briefs, check versions, carry revision notes. Every one is ready to run, and you can adjust it in plain language.
Put the reviewer's marked PDF on the maker's revision card.
Your makers find the marked PDF on their revision cards, with the reviewed version noted when a handoff missed the file.
Put the reviewed design proof and fixes on the maker's task.
Your maker sees the reviewed image or PDF and requested fixes on the linked assignment, with the right proof version in view.