One bingo operator, by his own accounting, took home a year's profit ofR$834,603 from two halls. During the same 12 months, the charities who lent their names to the operation received aboutR$143,000 _ less than 10 percent of theR$1.48-million in revenue those bingo halls generated after prizes were paid out.

Bingo Card Sales:The primary source of income for bingo halls is the sale of bingo cards or tickets to players. Players purchase these cards before each game. The price of a bingo card can vary, and there may be different pricing tiers for various games or types of bingo.