现代市场营销学不仅要求企业研制价廉物美的产品供目标市场的顾客选购,而且还必须设计和传达有关产品的生产、特性和销售条件以及如何在目标市场获取利益等方面的信息。因此,每家公司都不可避免地要扮演“信息传达人”和“商品促销者”的角色。许多公司都雇用推销员来传递可靠的信息,委托广告公司提供各种引人的广告,招聘促销专家以帮助推销活动的开展,以及约请“公众联系公司”抬高它们的声誉。为此,它们都 Modern marketing not only requires companies to develop affordable products for customers in the target market, but also must design and communicate information on the product’s production, characteristics and sales conditions, and how to obtain benefits in the target market. Therefore, each company will inevitably play the role of “information transmitter” and “product promoter”. Many companies employ salespeople to deliver reliable information, commission advertising agencies to provide various types of advertising, recruit promotion specialists to help launch marketing campaigns, and invite “public contact companies” to raise their reputation. For this, they are all