Look out for the 'RTP' of a slot machine, and it'll tell you the payout percentage. Your best way to find a loose slot machine is to look online. A 'tight slot' is the opposite, and it's a common term used in Vegas. Even if you must wager less per line to stay within your bankroll, you'll end up winning more often this way.Ī 'loose slot' refers to a machine that pays out frequently and at a high percentage. You should always bet on all available paylines to have the best chance to win a payout. When you bet on a slot, you'll usually be betting on individual paylines. If the house edge of a slot is 3%, that makes the RTP 97%, so betting $100, you can expect a return of $97. This can be expressed with the return to player (RTP) percentage. The house edge is how much the house is expected to win across thousands of games. We recommend playing Vegas slots with an RTP of 95% or higher to increase your chances of winning. However, you can often win or lose far more or less than that percentage in a single play session. However, there are certain approaches that could help you win more overall: