"We then have to give them an emphatic 'NO', and ask them to re-write the list, and email to it to our ticket system, and put some details on it. They then invariably say 'Oh, just one more thing' as we are trying to get out of the door."
Tell them that if won't raise the tickets you'll have to and there's an extra charge for every ticket you have to raise. Sorry, company rules. More than my jobsworth etc.