This document discusses social networks and their advantages and disadvantages. It describes social networks as online sites that allow users to connect, communicate, and share media. The document lists some key advantages of social networks like getting instant feedback, personal and business uses like marketing, and educational uses. Some disadvantages mentioned are security issues, online harassment, fake identities, and addiction. The document outlines an activity for students to create proposals and pages for educational social network pages and the criteria for evaluating them.