When a business manufactures a certain product then it can transfer the bulk of its product units. Even to a large number of customers through marketing intermediaries. Distribution is an important function of any business. That is not possible without the involvement of marketing intermediaries. Marketing Intermediaries consist of a chain of suppliers. Actually that help in effective delivery of products and services. From the end of producers to the other end of consumers. It may include distributors, wholesalers and retailers, etc.