This document discusses social media marketing. It defines social media as electronic platforms that allow users to create online communities to share information, ideas, messages, and other content. It lists common social media platforms like Facebook, Twitter, YouTube, and LinkedIn. The document explains that social media has become an important tool for marketers to build customer relationships, strengthen brands, launch new products, enter new markets, and boost sales. Finally, it outlines benefits of social media marketing such as increased brand awareness, improved traffic and search engine rankings, higher conversion rates, and cost effectiveness.