For many traditional merchants, their legacy outsourced gateways are reaching end of life. Most have a pressing need for new concepts and functionality to support new payments methods and deliver instore and online innovation. PSE has helped a wide range of major supermarkets, retail chains and digital marketplaces innovate and redesign their front-end infrastructures, develop new operating models, improve reconciliation and settlement processes, and implement end-to-end transformation programs. PSE has also supported the selection of new suppliers and helped build business cases to deliver much improved services, automation, reduced costs and improved efficiency.