Customer and supplier are very dependent on each for survival. For example, if car companies falter then tyre companies will suffer. So companies not only have to monitor business market but also pay attention to end consumer market. Buying for the business is a responsibility of purchase department which adheres to company rules and regulations. The buying decision is influenced by many players ranging from technical experts to the finance department. This means that sales people have to do multiple visits and present information to different departments. In business market there is no distribution channel, thereby reducing overhead cost.