Check out the first coupon code of zazzle's 12 deals of Christmas:
12DEALSCARDS: 50% of the net greeting card, note card, photo card, and invitation sale price will be deducted when 10 or more of a single product type is purchased and the coupon code 12DEALSCARDS is applied at checkout. The net sale price is the price of the product (excluding shipping and taxes). Offer is valid from December 3, 2009 at 12:01am PT through December 6, 2009 at 11:59pm PT.
Stock up on cards!