A letter report issued by the General Accounting Office with an abstract that begins "The Defense Logistics Agency (DLA) plays a critical role in supporting America's military forces worldwide. DLA employs about 28,000 civilian and military workers at about 500 sites in all 50 states and 28 countries; in round numbers, it manages 4 million supply items and processes 30 million annual supply distribution actions. This report reviews DLA's efficiency and effectiveness in managing it is Business Systems Modernization (BSM) acquisition program. Specifically GAO determines (1) whether DLA is using an enterprise architecture to guide and constrain its investment in (BSM) and (2) whether DLA is investing in BSM in an incremental manner. GAO found that DLA does not have an enterprise architecture to guide its investment in BSM. DLA plans call for creating an architecture as a byproduct of BSM's implementation. In addition, GAO found that DLA has not been managing its investment in this program in an incremental manner; that is, DLA has not treated the first of its four planned incremental releases of BSM as a separate investment decision. Instead, DLA has thus far treated the entire BSM program as a single investment decision, according to BSM …