This document discusses promotion, promotion mix, advertising, and criticisms of advertising. It defines promotion as communication to inform and persuade customers about a product. The promotion mix includes advertising, personal selling, sales promotion, and publicity. Advertising is an impersonal paid form of communication through channels like newspapers, magazines, television and radio. While advertising can confuse customers and add to costs, it also has benefits like mass reach, enhancing customer satisfaction, and allowing economies of scale. Common criticisms of advertising are that it raises prices, undermines social values, and encourages inferior products, but advertising is considered important for informing customers.