Terminal Systems proportion technology to the tourism providers (hotel chains, transport companies, rent a car, amusement parks) which allows their proposals to reach the intermediaries(aggregators, tour operators, travel agencies) through internet. The management of prices and margins, availability and online reservation allows the providers to increase the sales through the new intervention online. The technology also gives support to the online alliances with minimal organization and optimised management. Also allows the development of interfaces with business intelligence systems to optimise prices and intermediary margins.