Marketing involves planning and executing the conception, pricing, promotion, and distribution of products and services to create exchanges that satisfy organizational and individual objectives. It is the process of developing a market for goods or services based on research to fulfill consumer needs while generating profit. The document discusses different definitions of marketing from reference materials and settles on a combined description. It then announces the author's decision to research the marketing strategies of the Hershey Company candy bar brand for a class project due to the company's longevity and presumed effective marketing.