Not quite sure what you mean, no clearance is needed (Other than from the wife if your married). Just line up the airfield or city etc. hit F6 for the Norden-made-easy bombsite,and move mud to your hearts content!
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Brian "Ripsnort" Nelson
"There is no reason anyone would
want a computer in their home."
Ken Olson, president, chairman and
founder of Digital Equipment Corp.,1977