Lenny's Grill and Subs has a rewards program where you can earn points for free food and get specials via email. Sign up and get a Lenny's coupon for $15 off your next order of $15 or more. For more details or to enroll, see: Lenny's Rewards.
Also get a Lenny's coupon for $2 off a $10 order when you subscribe to Lenny's Texts. Submit your mobile number at: https://order.lennys.com/
Lenny's Subs is based in Memphis, TN and has about 150 locations throughout the south-eastern United States.