Poker may be conducted on not more than two occasions per year. An organization may supply the dealer. The maximum single bet is one dollar. Not more than three raises, of not more than one dollar each, may be made among all the players in each round of bets. For nontournament activity, an organization shall charge each player a fee not to exceed two dollars per one-half hour of playing time, collected in advance. For a tournament, an organization shall charge each player an entry fee and the amount of prizes may not exceed ninety percent of the gross proceeds.