Here is a one-day coupon -- valid today, Sept. 15, 2010 -- on USPS shipping at Office Depot. To get the coupon, "like" the Office Depot Facebook page and print the coupon for 55% off USPS shipping at any Office Depot that ships packages.
The coupon is good for one package. You'll need an original of the coupon to get the deal. Valid in stores only. One time use only.
Caveats: not valid online. Not valid in outlet/clearance stores. Cannot be combined with Store Purchasing or Procurement Cards. Cannot be combined with any other coupon or offer. One coupon per household/business.
USPS shipping 55% off at Office Depot today only