PosIQ is a very cool restaurant CRM software.  PosIQ integrates directly to your POS and makes it a full-fledged marketing machine.  And not just annoying text messages, but text messages with coupons that can easily be applied to your sale without anybody even knowing.  The customer simply retrieves a texted coupon from his/her text inbox and enters the check number and BANG! instantly discounted at the POS.  This is truly an awesome technology and what makes it even better, it really works.  Contact Apex Solutions for a 30 day free trial.