Originally Posted by Efrem

Not a pet peeve exactly, but a give-away: if a hotel bathroom has a full wall mirror right behind the toilet, I know it was designed by a woman.

(I mentioned this once on a comment card to a Minneapolis hotel - as an observation, not a problem. I got a personal reply from the manager. It read in part "Yes, our bathrooms were designed by a woman - but I don't think I'll tell her how you figured that out!"