Researches of marketing represent process of collecting, processing and the analysis of data on competitors, the market, the prices, consumers, capacity of the enterprise. Absolutely concrete developments which are used further when choosing strategy and tactics of activity of the enterprise in the sphere of marketing are result of such study. Depending on the purposes of firm, different types of market researches are used.
Virus marketing represents the special equipment thanks to which potential consumers share the necessary information among themselves. It was opened in 1996 by professor Jefferey Reyportom, and today found improbable popularity thanks to distribution of social networks. Its main feature is that the necessary information, like a virus, itself extends in audience.