As with any game of pure chance, there is no real effective strategic system for winning at slots. You will probably, of course, encounter someone who claims to have developed thefool-proof' slots strategy system but please, ignore such advice. The slots machine don’t remember wins or loses, they have no memory, so don’t try to overreach them. But there are some tips, which you can use as a basic strategy. Different slots have different payouts. So play slots with the higher payout. Try to find something above 95%. When playing slots you must always know the odds and probabilities of the slot you are playing. Before you start playing slots get acquainted with the payout schedule. Determine your losing limit for the day. Once that limit is reached, go do something else. You will not be a winner every time you play. The machine will not feel bad if you spend a lot of money and don't get anything back. If you think that the machine you are playing will hardly pay anything out you’d better stop playing it. If the machine pays out good you’d better make higher bets. When you're slumping, bet less. Choose a slot according to your bankroll. Play dollar machines if you don’t have much money. Don't forget to cash out the credits you've accumulated. Sounds obvious, but a lot of people forget! Try to play the slots or games you have played before.

I tis important to now what you are playing.
Only the correct amount of money should be inserted into a machine. Cash your credits and only the leave the machine.
Slots shouldn't be a stress for you, just enjoy. Use money management. Increase your bets when you are winning, and decrease your bets when you are losing.

Every casino game has its own rules, features and of course etiquette. Slots are not an exception here. Though slots are played by one person, still thinks which can and can’t be done during playing slots. To decide whether to deal or not to deal with this slot machine is of great importance. It can be difficult for the solo slot player to save a machine when they go to the rest room or to get a drink, but there are signals that can be used to indicate that a machine is in play. To do it you have to hang a coin cup over the handle of the slot machine. Placing the coin cup on the seat means the same. Instead of the coin cup you can leave something of your belongings. For example, a jacket or a coat. But it will work in casinos where the cashless system is used. In your turn if you see somebody’s belongings or a coin cup never sit to this slot machine. You can sit to any other slot machine. The second tip has to do with the player card that has been left behind. Sometimes you can find in the slot machine a card left by the previous player. The accepted way to deal with this situation is to place the player card on top of the slot machine where it can be easily seen and retrieved. Now smoking is allowed in most of the casinos. So if you smoke respect other players and place the ashtray as far from other players as possible. Tipping is another difficult issue for many slot players, and many people are unsure how much to tip the attendant that brings the winnings. If you win a jackpot you should tip the attendant with a tip equal to one half of one percent of the jackpot.

The USA
In the United States the availability of slot machines is highly regulated by state governments. To regulate the possession and use of slot machines many states have established gaming control boards. There is only one state that has no significant restrictions against slot machines - Nevada. In New Jersey only hotel casinos operated in Atlantic City are allowed to have slot machines. Several states allow slot machines only on licensed riverboats or permanently-anchored barges. Delaware allows slot machines at three horse tracks. They are regulated by the state lottery commission.

Casinos: Native American
Slot machines are forbidden in Native American casinos located in reservations. When the tribe first reaches a pact with the state in which it is located it gets the permission to have them. Typically, a pact entitles the state to receive a fraction of the gross revenue from slot machines.

Classes Of Slot Machines
No federal law is created to govern slot machines. There are different classifications of them. There are states where the usage of slot machines in a casino or other gaming area is restricted. The operation of "Class III" (or "traditional") slot machines is fulfilled from a centralized computer system. A player's chance of winning any payout is the same with every play. You can find Class III slots in Nevada or Atlantic City more frequently. They are also called "Vegas-style slots".
A centralized computer system is connected to "Class II" slot machines ("video lottery terminals" or "VLTs"). The outcome of each wager is determined by it. The chance of winning a series of limited prizes is equal for each machine. There is a fee for each Class III game that the casino has to pay to the state. The regulations for Class II games are not so tight.

Class II Game Characteristics
The player is playing against other players. The prize is common. Each game has a winner. The game stops when the winner appears. In a given set there is a certain number of wins and losses. The combimation can occur again only after a new batch is initiated. One game is dependent on previous games. The player must be an active participant. The same set of numbers is played by all players.

Class III Game Characteristics
The player is playing against the house. There is no connection between the previous and the next games. There can be any possible outcome in any game.

Slot Clubs
Many American casinos offer free memberships in "slot clubs". A small fraction of the amount of money that is bet is returned in the form of comps. A member of such club should use cards to insert into the slot machines. Comps or "cash back" allows to make the differences in the maximum theoretical returns significant.

Australia
One of the most popular Australian poker machine games is Queen of the Nile. Slot machines in Australia are officially termed Gaming Machines. Australian-style gaming machines have video displays for stimulating physical reels. There are five of them in most cases. There are laws regulating the use of gaming machines in Australia which are created by State governments.
There are Gaming machines not only in casinos but also in pubs and clubs in some states. This style of gambling was legalized first in New South Wales. In 1956 they were made legal in all registered clubs in the state.
The usage of particular forms of gaming machine is allowed in Western Australia.

Slots In The United Kingdom
Fruit machines, one-armed bandits and AWP are the names for slot machines in Britain. Fruit machines are commonly found in pubs, clubs, arcades, and some take-away food shops. These machines commonly have 3, but can be found with 4 or 6 reels with around 16 or 24 fruit symbols printed around them. These reels are spun. The machine pays winnings if certain combinations of fruit appear. These are very similar to slot machines seen in casinos and elsewhere around the world. But some extra features can be found. However, the jackpots from these fruit machines are strictly limited. Fruit machines in the UK also almost universally have the following features. A player is given the opportunity to hold one or more reels before spinning. The chance of winning can sometimes be increased. A player may also be given a finite number nudges following a spin. The term nudge is used to denote a single-step rotation of a reel of the player's choice.
The maximum payout for an individual game is influenced by the type and the location of the machine. Private members' clubs are allowed to have "club machines". Their jackpots are higher and they are allowed to charge more per game.
These machines also operate in a different manner to American slot machines. The probability of getting the jackpot in each game is independent of any other game.
The AWP fruit machine is popular across Europe and in countries such as the Czech Republic, Russia, and Ukraine.

Slots In Japan
The term pachisuro is used to denote Japanese slot machines. Their ancestor is the traditional Japanese pachinko game. Slot machines are new phenomenon. They can be found in mostly in pachinko parlors and the adult sections of amusement arcades, known as game centers.
IC chips are used to regulate the machines. There are six different levels changing the odds of a "777". All machine varieties have certain rules and regulations.

All slots work according to one and the same rule. You put coins or money in the slot machine and then pull the handle. According to the main slot classification there are two types of slots. They are straight slots and progressive slots. The main principle of the straight slots is that you get paid according to the schedule listed on the machine itself. There are four other types inside of the straight slot group: multiplier, bonus multiplier, multiple payline and buy-a-pay slots. The bet amount determines the sum of the payout in multiplier slots. The Bonus Multiplier game offers a bonus if you make maximum bets. The feature of multiple payline slots is that the number of active payline is dependent on the number of coins being bet. The Buy-a-Pay slots are profitable only if you place maximum bets. Progressive slots are characterized by the big jackpot, which progressively gets larger and larger, as every coin is put in. The amount of the Progressive jackpot is always shown on the slot.