Hold possible duplicate invoices, link repeat quotes, check purchase forms. Every one is ready to run, and you can adjust it in plain language.
Put overdue supplier edit requests in the owner's task list.
Your procurement owner gets a clear task to resolve supplier edits that hold up an overdue signature.
Surface overdue supplier signatures on assigned task lists.
Your procurement owners see unsigned supplier agreements on their task lists after the target signing date passes.
Put late internal supplier signatures on procurement owners' task lists.
Late internal signatures become follow-up tasks for your procurement owners, so supplier-signed agreements keep moving.