DALLAS, Sept. 19, 2011—On The Border, a full-service, casual dining Mexican restaurant brand, has added a mobile component to its Club Cantina program. On The Border is using Key Ring Reward Cards’ mobile coupon and customer acquisition platform to introduce the mobile Club Cantina program for 150 restaurant locations. Key Ring has increased Club Cantina enrollment by nearly 40,000 members in 3 months’ time. Gerald Mann, SVP Marketing for On The Border said, “We’ve been impressed with the results we&....