This document summarizes the key aspects of social media and social networking. It begins by defining social networks and explaining how they allow individuals to connect online. It then discusses the major types of social media platforms and who uses them. The document outlines how social networking sites work by allowing users to create profiles, connect with others, and share content. Both the positive and negative effects of social media on society are analyzed. In conclusion, it acknowledges that while social media provides benefits, overuse can also have drawbacks, so moderation is important.