I'm just thinking - if he doesn't punt, why is he worried about hidden feedback (or client notes)? And if he does punt and is a normal chap like us, why is he worried about hidden feedback? Strange worry. Must be a story there!
Mate. Don't worry. Read the reviews on UKP of the escorts in your area. Pick one with a few 'green' reviews that you fancy. Book her. Fuck her. Review her. Rinse and repeat.