In general, all players should be aware of the house percentages in all games, however the house percentages in slot machines may change depending on where you play. Real money slots games often have a house advantage of 85 to 98 percent, depending on where you play and the kind of slot machine you are playing at the moment. The fact that casinos are required by law to keep a record of payments means that this component is mostly dependent on the slot machine manufacturer or operator. Given that casinos are obliged by law to maintain a record of payments,...