Application service provider (ASP) featuring e-commerce software for use as a payment gateway that authorizes processing of credit cards or direct payments for merchants; Application service provider (ASP) featuring software for use retail, food, and hospitality industries; Application service provider featuring application programming interface (API) software for integration of software for labor management tools, reservations, inventory, accounting, security, analytics, marketing and customer relationship management, online ordering, loyalty programs, mobile payment, and gift cards; Installation, maintenance and repair of cash registers, point-of-sale systems, restaurant and retail management systems, restaurant and retail expediting systems, calculating machines, data-processing equipment, and payment software; Software as a service (SAAS) services featuring software for restaurant and retail point of sale systems, namely a software designed to streamline restaurant operations featuring waitlist management, reservations, online ordering, two-dimensional barcode ordering, in-store point of sale ordering and transactions, payment processing, handheld terminals functionality, kitchen display screens, customer management, self-service computer software, and order queues; Software as a service (SAAS) services featuring software for Authentication of credit and debit card and other payment transaction information, electronic point of sale systems comprised primarily of point of sale terminals, bar code readers, online orders, touch screen monitors, keyboards, document printers, scanners, and recorded operating software; Technology consultation in the field of software and mobile applications for point of sale systems