Update: Deal over.
Take $15 off $75 or more with code: PSHOPSAVE15
Ends 9 pm EST. Must checkout via PayPal.
Excludes: Coins & Paper Money, Gift Cards & Coupons, and Real Estate.
As a sample deal, you can pick up 16 stamp booklets of 10 stamps each for just $64.65 shipped after the $15 off code, which is only 40¢ per stamp.