Originally Posted by GameSetAndAndy
I think 95% of what the crowd are doing is absolutely fine. Great atmosphere. But there have been several whistles as Djokovic goes for a serve which I haven't encountered before and lots of exaggerated 'shushes' as well. It's fine to be partisan but don't try intentionally to put a player off, no matter how much you want his opponent to win.
Agree the whistling in between points or when a player is about to serve is poor form. But it does happen all over the world, not just in the States.