As a rule, I prefer not to. On occasion, I have chosen to, and it seems to meet with stunned appreciation. If I thought it were "expected" I'd likely get pretty snarly about it, and lose interest in BJs altogether. Yes, I am a terribly opinionated old broad!
Corrie, I empathize, I'd be pissed too. Y'all had a deal. He asked for an exception, you declined, he did it anyway. That's not right.