Designed to aid in the orientation of personnel newly assigned to the Office of Manpower Utilization (OMU), Marine Corps Headquarters, this manual provides a brief overview of Marine Corps Task Analysis (TA) by presenting the basic steps in this process, which are (1) construct a task inventory, (2) administer self-report inventory, (3) analyze, using the Comprehensive Occupational Data Analysis Programs (CODAP), (4) recommend solutions to identified problems, and (5) secure approval of recommendations. OMU's major goal of improving the utilization of human resources in the Marine Corps is discussed, and the way the staff is organized to accomplish this is presented. Appendixes provide brief descriptions of TA terms and a synopsis of CODAP used to define jobs in an occupational field. (Author/HD)