6. It is illegal in New York City to use a cellular phone in indoor theaters

Like many of the laws on this list, this next one usually goes unenforced. The City Council, after overriding Mayor Michael Bloomberg’s veto, passed the legislation in 2003. It was originally proposed by theater owners in order to quell the concerns of their patrons. Apparently, there’s a $50 fine for offenders, which might explain why theaters constantly remind us of theater etiquette before a show.