Just imagine the scenario, you arrive at work and you see your boss at your desk with a smirk on his face. "Hello Carole, starting today I want you to keep tabs on those bathrooms got it?👏🙂"

Prime opportunity to leave some toilet paper on the receptionist's desk after each visit.

I remember reading about a case a few years ago where a warehouse couldn't figure out which of its workers was just periodically taking shits in random corners of the warehouse. I think I'm starting to understand a different angle to that story, though.