Whenever I think of people cleaning up after a movie, I always imagine them using brooms and dust pans.
Do any theatres use shop-vacs? Would you buy one to make your job easier if they don't? $50 worth it?
I was just considering theatre work, and my family has a shop-vac at home that they would probably let me borrow.
Extension cord would be a minor pain, but if you have a partner, they can hold it over the seats for you.