The document discusses fair use and copyright for research librarians. It provides an overview of copyright, explaining that fair use allows for unauthorized use of copyrighted works under certain circumstances. It then outlines a Code of Best Practices in Fair Use for Academic and Research Libraries created by librarians to provide guidance on applying fair use principles in eight common library situations, with each use having accompanying limitations and enhancements. The Code aims to help librarians navigate copyright issues in ways that enable their mission while managing legal risks.