This document discusses the legal issues surrounding the use of Web 2.0 tools. It identifies potential areas of law that may be implicated, such as intellectual property, accessibility, liability, and data protection. It notes that when using others' Web 2.0 tools or requiring staff to use tools, institutions should consider copyright of collaborations and third-party content. The document also provides guidance on mitigating legal risks, answering common questions, and lists additional resources for legal issues related to Web 2.0.