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Thread: MileagePlus (should be known as MileageMinus)
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Old Mar 11, 2012 | 9:11 am
  #4  
lpatron
 
Join Date: Sep 2011
Location: ORD, MDW
Posts: 207
Keeping miles from expiring is as easy as opening a TopGuest account and using Foursquare to check-in to an airport. Easy 50 miles and 18 month extension on the mileage expiration.
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