Subway is offering up Buy 1 Get 1 FREE Footlong Subs! To get yours, just add 2 subs to cart and use promo code FREESUB at checkout on the Subway app or online. If your restaurant is not participating in that offer, use promo code BOGO50 for a buy 1 get 1 50% off deal.
These promo code are valid through November 5th.