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Thread: FO mid-year upgrade statistics
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Old Jul 1, 2010, 11:34 pm
  #10  
cmn.jcs
 
Join Date: Dec 2009
Location: WAS
Posts: 3,014
Originally Posted by DCFlyer0306
What's an FO?
FO=DL Silver. Comes from Delta's past where it meant Flies Often.
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