Casinos introduced slot machines for the wives and girlfriends of gambling husbands with the intention that men would get additional time to spend on gambling. At this point, the game has become very popular amongst both people visiting the casinos. Instant jackpots and ease to play are several of the reasons why increasing number of individuals are drawn towards slot machines.

Casino slots may be classified into straight slots and progressive slots. Straight slots have set jackpot payouts in accordance with the machines payout schedule. For example, if playing on a straight quarter slot, winning a jackpot by betting on a quarter will give 200 coins, a two-quarter bet wins 600 coins, and also the jackpot comes to 2000 coins. On the other hand, progressive slot machines have jackpots tied in to a bank of machines, a carousel of machines, or perhaps other machines at an alternative casino. The progressive jackpot is displayed upon an electric board, Ongoing which is attached to the progressive slot machines. Further more, the progressive jackpot increases with every play on each slot machine of the progressive group. The payouts on progressive slots can reach to extremes and can also range from several thousands to multi-million dollar payments.

A casino has many other attractions such as the 3-reel slot machine, 4-reel slot machine and the 5-reel slot machine. Often odds increase with more reels in a slot machine. The other attraction includes the fruit machine, and uses a video monitor in place of standard reels. Much like these, various new slots are introduced in casinos every season. Every time they come up better gimmicky names and enhanced digital effects, thus maintaining and raising the attraction.

These slot machines are designed with a feel and look of the conventional mechanical models, however they work on a complete different principle. Dissimilar to the conventional mechanism the outcome of each pull in modern slots is controlled by a central computer within the machine, and not by the motion of the reels.