I just got an email from Cafepress saying that if you use the coupon code FFEB1145 on orders more than $45 through tomorrow to get 15% off. Fine print follows:

Save 15% off for cafepress.com shop orders of $45 or more, excluding shipping charges, gift wrap charges and applicable sales tax. All orders must be added to cart from cafepress.com shops only. Excludes CafePress marketplace purchases (e.g. all products added to cart from URLs beginning with the following (i) http://shop.cafepress.com, (ii) http://t-shirts.cafepress.com and/or (iii) http://www.cafepress.com/sk/), Gift Certificates, Flip products, SIGG bottles, Thermos products, yoga mats and CafePress Make, Groups, and bulk orders. Coupon code FFEB1145 must be entered at check out. Promotion starts on February 24, 2011 at 12:00 a.m. (PST) and ends on February 25, 2011 at 11:59 p.m. (PST). Offer valid online at cafepress.com only, cannot be combined with any other coupons or promotions and may change, be modified or cancelled at anytime without notice. This promotion cannot be applied to past orders.

The Boomershoot Cafepress shop is here.