Marketing is the process of communicating the value of a product or service to customers. Marketing might sometimes be interpreted as the art of selling products, but sales is only one part of marketing. As the term "Marketing" may replace "Advertising" it is the overall strategy and function of promoting a product or service to the customer.[1]From a societal point of view, marketing is the link between a society's material requirements and its economic patterns of response. Marketing satisfies these needs and wants through exchange processes and building long term relationships. The process of communicating the value of a product or service through positioning to customers. Marketing can be looked at as an organizational function and a set of processes for creating, delivering and communicating value to customers, and managing customer relationships in ways that benefit the organisation and its shareholders. Marketing is the science of choosing target markets through market analysis and market segmentation, as well as understanding consumer buying behavior and providing superior customer value.