Social networking allows people to connect with others through groups and share information. It helps users find old friends, make new connections, find jobs or partners, and stay informed about world news. The biggest benefit is improved communication, as people can interact with friends and learn about their friends' friends to expand their social circles. Popular social networking sites include LinkedIn, Facebook, and MySpace.
Blogs allow individuals to publish personal thoughts and share web links chronologically. They document aspects of people's lives and interests on the web. Popular blogging platforms that allow free blog creation include Blogger and WordPress. Social bookmarking helps address the challenge of finding information among billions of web pages. Sites like Delicious allow users to