Its THINKING OF YOU week! Paper Trail makes it easy – choose greeting cards from their fabulous wall of cards – celebration, encouragement, thinking of you, birthday greetings, a simple hello. Purchase 5 cards for the price of 4 cards + Get 5 postage stamps. The USPS has created a special postmark to go on each card you mail this week. In-store only. Ends Sep 30, 2018.