This document discusses blogs and web-based collaboration tools. It describes different types of blogs, including technology blogs like Engadget, Gizmodo, and TechDirt that cover gadgets and consumer electronics. It also mentions business blogs like Quora and LinkedIn that share articles related to entrepreneurship and business. The document then discusses the web-based collaboration tool BadBlue, which allows users to easily share Excel spreadsheets over the web or local network using only a browser. It notes that BadBlue offers helpful tools and tutorials to guide users.