A property management system is essential for hoteliers. It must be able to manage the hotel's operations, manage guest preferences, manage rates and room inventory, and evolve continuously, all while protecting data. Oracle Hospitality developed OPERA cloud property management. OPERA cloud, a mobile-enabled PMS, simplifies IT and centralizes information, making it accessible to everyone, any time, anywhere. OPERA Cloud is open architecture with built-in integration and an open API to accelerate innovation. It redefines the guest experience by meeting the needs of all hotels. OPERA Cloud, a cloud-based PMS system that is specifically designed for hotel operations, has key capabilities to meet the requirements of hotels of all sizes and complexity. You can untether your front desk and serve guests from anywhere on the property. You can reduce check-in and checkout times and increase efficiency by giving your employees real-time updates.