$.50 off (expires 04/17/11):
http://bricks.coupons.com/Start.asp?tqnm=ycrrcmr57357420&bt=wi&o=65516&pt=&lang=&ws=&ct=&ci=1&cl=&cp=&eb=&c=GM&p=0c7f17c5-c2a9-4453-ae64-14f164ecf3ff&z=&r=&pc=&tc=
Buy one, get one free 6- or 7.2-ounce bag (expires 05/31/11):
http://d3hok70xjqsuiy.cloudfront.net/assets/prod/3699/BOGOCoupon_Feb132011_1300226128.pdf
Buy one, get one free (expires 04/16/11):
http://bricks.coupons.com/Start.asp?tqnm=ycqnelg31591712&bt=wi&o=84090&pt=&lang=&ws=&ct=&ci=&cl=&cp=&eb=1&c=KR&p=kcx2epiq2v_couponsin&z=&r=&pc=&tc=
$10.00 off $50.00+ (03/25/11 to 03/31/11):
http://f.chtah.com/i/32/517303087/2011_0324.html?utm_source=cheetah&utm_medium=email&utm_campaign=Coupon&utm_content=coupon4