From now through to April 15, when you sign up for the Jack In The Box email list through their online "Offers & Stuff" page, you'll be able to score a coupon for a free 5 Piece order of Chicken Nuggets with purchase.
This Jack In The Box coupon can be redeemed once per customer with in-restaurant orders only. It cannot be used with online, in-app or delivery orders, or in combination with another Jack In The Box deal.