The General Public
Working with the general public can be a real eye opener, you see whilst most people are retentively smart it appears that everyone looses the ability to think once they become a customer. Just the other week (thanks to two blind customers) I was able to notice that guide dogs manage to queue better than humans. Then there's the ones whose response to being told to leave is to say "Fuck Off", apparently that's going to make us staff change our minds.
Anyway enjoy these true stories from other people: