The first time you make a real money deposit, you may get a bonus. Bonuses are offered to encourage players to make their initial genuine money investment. The details and criteria for each bonus vary from casino to casino, and some appear too good to be true will most likely be false. Before you spend your money, we recommend examining the wagering requirements of the online slots casino you plan to play at.You'll have to pay a deposit, and you may or may not be able to receive a ROI. However, there are some things you can expect when selecting a casino with these factors. These will tell you how much of your money needs to be put down up front, as well as what you may anticipate in return from Vegas slots.