Information is provided on the data sources and tools used in-house at the National Center for Higher Education Management Systems (NCHEMS). The objective of the guide is to serve as a central resource for the various data management and analysis activities of NCHEMS. Summaries are provided of NCHEMS information and analytic resources including database descriptions, data management and analysis systems, NCHEMS facilities, and NCHEMS products. The format of the guide is: an abstract for each information brief; a list of documentation and references relevant to the information brief; general information of interest to the entire staff; use of the resource, including data retrieval instructions; and when applicable, technical information on software/hardware or files. The guide covers NCHEMS' database holdings and general information on the Higher Education General Information System. The databases are identified with a unique reference or entry number. The following data management and analysis systems are included: EDSTAT (System 2000), National Education Data Library, MARK IV, and Table Producing Language. Three NCHEMS facilities are covered: NCHEMS' computer services vendors, remote job entry facility, and United Airlines computing services. Finally, the State Postsecondary Education Planning Model is included. (SW)