UPDATE: They are now out of codes.
algreens Photo is giving all Facebook Fans 20 free 5×7 flat cards! You can create them online and pick them up in the store and will not even have to pay shipping charges. Here is how to get yours: Visit Walgreens on Facebook and like them. Click the black GET CODE button at the bottom of the page. Head to Walgreens Photo and create your cards. Opt for In-store pickup and enter your unique code at checkout. Hurry though, as you only have until November 30, 2013 to redeem your code!