Kohl's - 15% off purchases + extra 10% off

In one of the best coupon savings we've seen from Kohl's where you didn't have to use their credit card, they're slashing purchases by 15% with code EXTRA15. That code can then be stacked with code NEW7960 for an additional 10% savings. Alternately, card holders can stack with code MAYSAVE30 for an extra 30% off. Expires 05/24/2008.