The document discusses the author's personal learning environment (PLE) and how various social media platforms contribute to it. The author uses Facebook to connect with family and friends, Twitter to follow important pages and people and learn tips, Gmail for sharing documents and communicating with classmates, YouTube to watch instructional videos, and Blogger to share information and documents on topics. While the author has a few social networks, the ones discussed are the most important for keeping in touch with others and interacting. Overall, social media helps the author interact with people and share knowledge and thinking, supporting communication and making learning interesting.