The document discusses various blogs and websites relevant to Web 2.0. It describes TechCrunch as a leading technology media site that profiles startups and reviews products. Mashable is noted as an important global media platform that promotes sharing of information. Additionally, Engadget, Quora, Pando Daily, Business Insider, Reddit, BuzzFeed, and Ohmygossip are summarized as blogs covering various topics like technology, business, entrepreneurship, and entertainment. The document also discusses concepts of collective intelligence and how Wikipedia harnesses the knowledge of contributors. Finally, it outlines several web collaboration tools useful for sharing and working together online, including Google Drive, Office 365, Dropbox, LinkedIn, WordPress, and Shopify