Gather review files, compare deal terms, return incomplete forms. Every one is ready to run, and you can adjust it in plain language.
Mark bill tasks when invoiced quantities exceed receipts.
Your bill reviewer sees the quantity gap or missing receipt ID on the task, so they can decide what to do with the supplier bill.
Add revised invoice PDFs to matching bills awaiting review.
Your pending bill carries the corrected invoice with its earlier version linked when the match is clear.