IMHO you can't force people to enjoy themselves, if the competition is exciting then the crowd will be drawn in naturally. I think this was the case at Chester as most of the people sat round us were clapping, ooh-ing and aah-ing along with the action. If the crowd came across as quiet, it was...
I took the day off and went with my wife and 2 daughters.
It was fairly quiet, we were in the grandstand but it certainly wasn't empty. I'm sure the organisers would have been happier with a bigger turn out, but from a spectator's point of view it was a great opportunity to see all those top...