This presentation discusses various social media platforms and provides information on social media, social media analytics, and social media marketing. It defines social media as online communication channels used for sharing content and collaboration. It explains that social media analytics involves gathering and analyzing data from social media sites to make business decisions. Social media marketing aims to create shareable content to expose brands and increase reach. The presentation then outlines popular social media platforms like Facebook, Twitter, LinkedIn, Wikipedia and Pinterest, describing their basic uses and features. It concludes with discussing precautions to take when using these social media sites.