After the industrial revolution and mechanization of production and consequently increase supply manufacturers have come to the conclusion that the increase of sales, to introduce and advertise their goods, which was founded followed by marketing science.

Marketing Based on type and methods have been divided into different types and methods more varied and every day Tgnyk by marketers around the world to be increasing.

Today, new methods introduced to the world market from which they can be individual types of marketing, telemarketing, distance marketing, guerrilla marketing, viral marketing, word of mouth marketing, and so on.

Therefore, in this book we have tried to introduce the different aspects that express our mouth marketing.