Note, only valid online or with the Redbox App. Multiple rentals have to be made in individual transactions.
Editor's Notes & Price Research
Promo code is valid through 1/21/16 at 11:59pm (local time). Refer to forum thread for more information.
Not good at Kiosk. Only Online or Redbox app.
Some great additional info on next post below by jayz
Remember that once you have 5 discs reserved or rented on one credit card, you can't get any more on that card until you return some.
For more Redbox information, FAQs, and tips, see the Wiki in the Redbox Master Thread
This post can be edited by most users to provide up-to-date information about developments of this thread based on user responses, and user findings. Feel free to add, change or remove information shown here as it becomes available. This includes new coupons, rebates, ideas, thread summary, and similar items.
To learn more about Thread Wiki feature, click here.