The article gives an overview of social bookmarking in libraries and discusses the University of Central Florida (UCF) Libraries Delicious project and its outcomes in depth. It also addresses technical issues involved with setting up a library Delicious account; barriers to participation; training requirements; integration with other library sites and services; and overall use of and satisfaction with the service. The article offers an overall perspective for all those currently using or interested in utilizing Delicious. To evaluate the utility of Delicious for the UCF Libraries, the authors examined usage statistics, conducted a survey, and gathered anecdotal evidence. (Contains 1 table, 4 figures, 2 diagrams, and 1 chart.)