This document discusses the history and principles of social marketing. It describes social marketing as involving networks of individuals and entities embedded in a social matrix that collectively create value for customers. The key characteristics of social marketing are identified as having a customer orientation, focusing on behavioral goals, being theory-based, using insights, emphasizing exchange, employing competition, using segmentation, and utilizing the marketing mix. Strategic social marketing is defined as programs that satisfy consumer needs and reach a broad audience to facilitate widespread changes in risky behaviors through education, marketing, and law. It also notes that strategic social marketing focuses not just on individuals but also contexts as potential targets for change.