LAS VEGAS and SAN FRANCISCO (Marketwire) Tuesday, March 22, 2011 – Shift4 Corporation, North America’s largest independent provider of payment gateway services, and Service Tracking Systems, Inc., the inventor of popular valet parking technology Computerized Valet Parking System (CVPS), have finalized an integration which will allow mutual customers to process parking payments through Shift4’s gateway.… Continue reading Shift4 Integrates with CVPS – Bringing Simplicity to Frontline Staff and Management Alike