If you're visiting the Jack In The Box website, keep an eye out for a small red bar at the bottom of the page that reads, "Get Free Tacos."
When you click on this bar, you'll be directed to a pop-up window where you'll be invited to sign up to receive text messages from Jack In The Box (letting you know about new promotions, products and deals).
Enter your phone number and you'll be rewarded with 2 free Jack In The Box tacos for a limited time only.