The priority keeps what was built, the PR, and each Done When line with its receipt or an honest unchecked. See Shipping and receipts.
01The record stays
02Learned and told
What your agent learned and ruled out stays for the next spec. After you send the customer note, the priority shows who was told. See Telling customers.
04When it comes back
If customers raise it again, the priority reopens as came back and the record stays.
Your call: whether it's the same problem or a new one.