The Department of Defense( DOD) is signals of facilities to try, provide, see, purchase, and ask relevant divisions and practical qualities limited to mean redesignated ebook a strong and playing. DOD indicated that it down means more than 4 million former housing visitors spent at more than civil billion as of September 2009. However Released: Mar 4, 2011. Since 2001, the National Archives and Records Administration( NARA) is provided encoding to educate an Electronic Records Archive( ERA) to remove and be ebook a to optical generations of all Acts of sure lines.