This document discusses various social bookmarking, book sharing, social networking, and further materials resources for libraries using Web 2.0 technologies. It recommends del.icio.us over Furl for social bookmarking due to stability issues with Furl. LibraryThing is mentioned as a tool for finding book reviews and similar titles to complement a library catalog. Flickr and Facebook are presented as options for creating visual displays and tapping into university audiences. Finally, Library2.0 and a Web 2.0 for libraries course are shared as potential professional development resources.