The first step for players is to choose how much they want to wager, which is usually done with a straightforward slider or buttons on the screen. After pbingo and slots siteslacing their wager, players can click the "Spin" button to start the spin. Fairness and game mechanics. Because the game uses a random number generator (RNG), every spin is impartial and independent. The integrity of the game and giving every player an equal chance to win depend heavily on this randomness.