A good IT system for a hotel comprises hardware, software, and the right people. Hotel management software is used for tasks like reservations, guest and inventory management from check-in to check-out. It applies to various hotel departments like finance, food and beverage. Travelers now demand faster Wi-Fi and computer/DVD access. Mobile apps provide marketing benefits like increased bookings and orders through features like digital menus and feedback. SMS software allows communication to guests for occasions and reservations, and to staff for events.