The customer is the most important information source on the market. In order to understand what he prefers, what obstacles he is confronting with or what he is missing you as enterpreneur should learn to put you in his shoes.
An enterprise (self-owed or corporation) produces and distributes scare goods on the market. In order to remain competitive on the sales market it needs a well-thought strategy to be able to find appropriate problem solutions. For this reason you first have to understand how enterprises conceptually work to be able to act adequately.