Offers 10 guidelines for librarians responsible for making decisions on whether to upgrade application software. Examines the Internet, client/server LAN (local area network) architecture, developments in contemporary stand-alone systems, and graphic user interfaces to determine their impact on the upgrading process. (AEF)

Discussion of Internet software and its use in libraries focuses on a software evaluation program at the undergraduate library at Southern Illinois University. Highlights include staff training for information technology, availability and selection of shareware and freeware, and an evaluation form for Internet software. (LRW)