I haven't posted these in quite a while but it has come to my attention that I should. LOL.
One Night Free Rental Codes:
BREAKROOM (new customers only, I believe)
DVDATWAG (Walgreens only)
RBXLUV10 (good at any kiosk. This code expires 01/18/10)
* A little hint about Redbox kiosks and free codes. You can use the code more than once, if you use a different card!