It is a pre-determined scale, method determined within the framework of “sampling” rules, and according to the subject of interest, it is a method of scanning to estimate space from the database created. The development of the sector concerned, growth-contraction rates and the numerical development of the sector can be estimated

Within the scope of a research, it is the process of obtaining the required information through a full field scan to reach all units of the target group (one city, region, country).

The consumer panel is a research discipline that continuously records and reports consumers ' purchases within a fixed sampling designed to represent a specific population size.

All kinds of activities, techniques and methods applied within the store in order to buy the consumer. While advertising prepares the consumer to buy, merchandising mobilizes the consumer to buy the product.