If the player does not have enough money to play always real money game but he still wants to play, then free slot game is the right option. A player may feel that a winning symbol is closer but inthe reality it is too far. They can replace symbols in a game but they may not replace special symbols like jackpot or scatter symbols. Coin hopper are the containers where the coins that are ready to be paid out are found. There are special rounds that offer special session of the free spin and these free spins have a different winning option to the original game. The money which is paid within a single jackpot, it is too much for just one slot machine to be able to pay it alone. The slot machine is called one-armed bandit since before they were being operated with just one lever at the side of a machine. The gaming had now reached to Interactive TV and tablets.