Web 2.0 tools and cloud computing applications are now fundamental to libraries and information organizations, but many LIS professionals may be unaware of the legal issues involved with their use. This practical guide simplifies the legal principles concerning applications like YouTube, Facebook, Flickr, and Slideshare to ensure that readers use these tools safely and responsibly. It offers numerous examples of real world problems and practical solutions, covering the major legal issues raised by Web 2.0, an overview of copyright, other intellectual property and related rights, freedom of information, cloud computing issues, liability issues, Web 2.0 and legal issues unique to museums and galleries, risk management approaches, licenses, and much more.