If your passport is about to expire and you need to get a new one for upcoming 2013 vacations, Black's is giving you a pretty good incentive to get your photo printed with them. Until February 10, any passport photo purchase will net you a free $20 Print+ Card which is pretty sweet considering the cards don't expire and, essentially, it's a free $20 gift card to Black's.
To put things into perspective, the $20 Print+ Card is good for about 70 4x6 prints at regular cost. But, because the card doesn't expire, you can always wait for a $0.10 4x6 prints sale to get more for your money. Not a bad haul considering you would have to get your photo renewed anyway, right?
More information can be found here. The deal ends on February 10.