Airman 1st Class Precilla Lawrence, 28th Bomb Wing Judge Advocate paralegal, organizes Federal Acquisitions Regulation books in the base Legal Office library on Ellsworth Air Force Base, S.D., Sept. 4, 2012. FAR books contain the principal set of rules in the Federal Acquisition Regulation System that has sets of regulations issued by agencies of the federal government of the United States to govern the process through which the government purchases goods and services. (U.S. Air Force photo by Airman 1st Class Kate Thornton-Maurer)