482 F.3d 792 STAFF IT, INC., a Texas Corporation, Plaintiff-Appellant,v.UNITED STATES of America, Defendant-Appellee. No. 06-20292. United States Court of Appeals, Fifth Circuit. March 22, 2007. David Overholt Stevens (argued), Houston, TX, for Plaintiff-Appellant. Carol A. Barthel (argued), Thomas J. Clark, U.S. Dept. of Justice, Tax Div. Appellate Section, Washington, DC, Christopher R. Egan, U.S. […]