Bankroll Management Employing Staking Plans Bookmakers don’ t take wagers as some kind of public service, they do it since it’ s a lucrative line of business. Why is it so money-making? Well, it’ s inevitably because they’ re those that get to set the odds, that enables them to effectively build within a profit margin on every guess they take in. The bookmakers’ advantage CAN be overcome though. Successful athletics bettors are typically .