In 1995, the DoD began an effort to implement a standard departmentwide travel system, the Defense Travel System (DTS). This testimony focuses on prior reporting concerning: (1) the lack of quantitative metrics to measure the extent to which DTS is actually being used; (2) weaknesses with DTS¿s requirements mgmt. and system testing; and (3) two key assumptions related to the estimated cost savings in the Sept. 2003 DTS economic analysis were not reasonable. Also highlights actions that DoD could explore to help streamline its administrative travel processes such as using a commercial database to identify unused airline tickets. Includes recommendations. Charts and tables.