This document defines and provides examples of common online terminology including e-mail, wikis, social bookmarking, HTML, podcasts, VoIP, online chat, the World Wide Web, streaming, blogs, social networking, URLs, and web feeds. E-mail allows electronic messaging between computers without both parties needing to be online. Wikis allow online collaboration on content. Social bookmarking services like Digg and Reddit enable users to bookmark and share websites. The document also briefly explains other common online terms and technologies.