* Coupon code CARDSET2 valid for up to 5 uses per Walgreens.com account thru November 29, 2014. Code must be entered at time of checkout to apply discount. Offer valid on card set purchases only. One set is equal to 20 cards. Discount does not apply to single-card orders, previous purchases, taxes or shipping charges. Orders must be placed by logged-in customer by November 29, 2014 at 11:59 p.m. Central Time to qualify. Timing will be determined by Walgreens server clock. Multiple coupon codes may or may not be used based on cart contents. Cannot be combined with any other offer. Offer valid on card orders thru the Walgreens Mobile app. Offer not valid on orders placed in store. Shipping costs may apply on online orders if in-store pickup is not available in your area.