The evolution of the slot machine market from computer controlled slot machines to video slot machines and the increasing popularity of on-line gambling establishments and mobile betting open a world of opportunities for casino game designers to develop new types of game routines. In this new setting the potential of improved, even unlimited, gambler interaction occurs. Casino game designers must embrace the transformation and develop revolutionary games that make the most of it. Appealing game ideas are required that will catch the interest of the gamblers by offering them new and exciting opportunities, yet not too new and various that the players are alienated. Succeeding in gaining gambler attention and interest is critical because of the size of the market. In the Great britain, for example, gambling makes a significant contribution to the economy with an estimated expenditure of ã8,875 million (0.8 per-cent of United kingdom Gross domestic product (Gambling Act, 2005)), of which 1.74 billion pounds is made in costumer losses playing slot machine games (Gaming Board, 2005).
Slot require a corresponding mathematical model to generate certain the game is profitable and to correctly calculate the minimum house edge. In those games that the player has an input, the gambler’s optimal technique must be worked out to be able to calculate the min casino advantage. Probability, Operational Research methods and Stochastic Processes are used to create these models. Good programming abilities are also required. If video slots are to enable games to be much more interactive these games could turn out to be a lot more sophisticated and, consequently, more difficult to model. This is a specialized job that only well educated experts can carry out.