Computer Reservation Systems, or Central Reservation Systems (CRS), are computerized systems used to store and redeem information and conduct transactions related to air travel, hotels, car rental, or other activities. Originally invented and operated by airlines, CRSs were later extended for use by travel agencies. Global Distribution Systems (GDS) to reserve and sell tickets for multiple airlines. Our industry-leading, web-based central reservation system, Travelopro, supports all our reservation solutions. easy and united, Travelopro connects to many distribution channels and offers distribution modules for your web, mobile, voice, travel agent and online travel agent (OTA) channels. For more details, Pls visit our website: https://www.travelopro.com/crs-system.php