This document discusses key concepts in services marketing. It begins by defining services and classifying them in various ways. It then compares the differences between product and services marketing. Some unique features of services are their intangibility, inseparability, variability, and perishability. Quality, customer expectations, segmentation, targeting, positioning, the marketing mix and other strategies are discussed in the marketing of services. The role of various elements like people, physical evidence, and technology are also summarized.