In economics and marketing, product differentiation is the process of distinguishing a product or service from others to make it more attractive to a particular target market. This involves differentiating it from competitors' products as well as from a firm's other products. The concept was proposed by Edward Chamberlin in his 1933 book, The Theory of Monopolistic Competition.
Aisles in a supermarket. While each item has the same intended purpose, competition has driven each brand to differentiate its own product from the others to encourage consumer preference.
Marketing is the act of satisfying and retaining customers. It is one of the primary components of business management and commerce.
Steve Jobs's marketing skills have been credited for reviving Apple Inc. and turning it into one of the most valuable brands.
Personal selling: Young female beer sellers admonish the photographer that he also has to buy some, Tireli market, Mali 1989