Providing non-downloadable computer software for making travel related reservations, namely, vehicle rentals; providing non-downloadable computer software for interfacing with trade partners, namely, airlines, hotels, global distribution systems, tour operators, vehicle manufacturers, insurance companies, maintenance and damage vendors, Human Resources service providers and credit authorization services; providing non-downloadable computer software to implement business services, namely, rental counter location proximity, electronic imaging of documents, customer loyalty, rental pricing, vehicle availability, sales, fleet management, product distribution, and customer relations