Marketing involves creating, offering, and exchanging products and services to satisfy needs and wants through a societal process. It is a function that helps organizations manage customer relationships to benefit both parties. A marketer seeks responses from prospects to generate demand for offerings. The key functions of marketing managers are strengthening brands, measuring effectiveness, driving new product development, gathering customer insights, and using new technologies. Marketing philosophies and concepts have evolved from a production focus to prioritizing customer satisfaction and building relationships.