Right now on Walgreens.com you can get $10 off when you purchase $20 or more worth of photo products.
Just use the code WHOLEORDER10 at check out. Be sure to select “ship to store” so that you can avoid shipping costs.
This code expires January 17th but sometimes Walgreens does pull codes early.
Here is the fine print:
Coupon code WHOLEORDER10 valid for up to 5 uses per Walgreens.com account thru January 17, 2015. Code must be entered at time of checkout to apply discount. Maximum discount of $10 with minimum photo order of $20 or more. Discount does not apply to previous purchases, taxes or shipping charges. Orders must be placed by logged-in customer by January 17, 2015 at 11:59 p.m.