This document discusses social media marketing. It defines social media marketing as exploiting the functionality of social media sites for business promotion. It outlines the key tasks involved in social media marketing, including content creation, user interaction, social commerce, monitoring, measurement, fan building, campaigns, and SEO. It also discusses the advantages like increased brand awareness and traffic, and disadvantages such as exposure to competitors and slow returns. Finally, it analyzes case studies of successful campaigns like Always #LikeAGirl and a failed Dove campaign due to a racist ad.