Troy Pepper, right, president of the company Print2Cloud, demonstrates to Nicole Bailey, Headquarters U.S. Army Training and Doctrine Command management analyst, how to print remotely from electronic devices during a technology exposition at Fort Eustis, Va., Nov. 14, 2013. Business and university officials traveled from various states to promote new technology during the three-day event, sponsored by local units, including TRADOC. (U.S. Air Force photo by Staff Sgt. Ashley Hawkins/Released) (No federal endorsement of vendors implied)