What is the difference between a good salesman and marketing? The most important is the ability to anticipate market needs and trends to really is the core of marketing. Marketing Manager, to be able to predict whether a question is a piece of luck, the company is. Given these forecasts are based on facts and figures, not emotions. Companies that “smell blood” can (anticipation) and the “go kill” (ready for the next boom in demand), we can always manage to get their hands most of the administrators to help the market. changes in the market and anticipate consumer preferences, requires a robust information system, known as marketing information. Marketing information system to collect the relevant information, organize it into something meaningful recommendations based on these numbers, and stored for future use. All parts of the marketing information system that is missing one of these three units is the only obstacle to business.Among these three elements, the first of which is the most important since the efficiency of the system depends on the availability and accuracy of the information. There are two types of resources typically used for data collection. Basic resources, which makes the company itself, through various media (interviews, observation and consumer behavior, etc.) and secondary resources, which uses an external Web page (eg, research, governmental or professional). All of these measures has its own advantages and disadvantages, and it is to be involved in decisions to carefully choose the font, the quality of the information necessary and cost.Then organization that classifies and organizes the information into something big “is useful. When the data were obtained from the basic resources, then the task is to organize the information should not be a big problem, but if a different use of resources, it may take some time in various parts of the data. This was also of high-performance computers and data in the electronic forms.Last results and decisions on the basis of these data stored easier. This is mainly made by management, but the success of these decisions are exclusively on marketing information data. As you can see, the market information system is a prerequisite for important decisions, but many companies continue to function well without MKIS .