bust-a-ball

whats up guys. new to the forum...
anywayz, been playing nieghborhood paintball in new york for years... moved down south to some open land and possibly would like to put up two arenas...

one woodsball
one indoor speedball

my questions are as followed:
1. what is regulation size
2. what field is most favored
3. what would be your ideal paintball hang out?





thanks in advance.
~Duvy.