The introduction of the Internet to the public has fostered instant communication, which has impacted consumers’ media gathering habits. Social websites have flourished as they inform and connect people and organizations across the world. Social media marketing is the professional use of social websites such as Facebook for marketing purposes. This book examines the patterns and factors behind the decision to adopt social media marketing. The researcher conducted in-depth interviews with business professionals, and analyzed the results using thematic analysis. Everett Rogers’ diffusion of innovations theory provides the theoretical framework for the research with social media marketing as the innovation. The participants identified that observability, relative advantage and complexity/simplicity were major factors for adopting social media marketing. The findings also indicated that college-educated Millennials who have previously created personal social media profiles are likely to adopt social media marketing for their organizations.