Format is the first three letters of the days of the week separated by commas. Availability Term used to define rooms that are still available in a hotel.
Availability changes rapidly throughout the day as rooms are purchased or cancelled by travelers.
B Black-out, dates, period Dates on which rooms are not available. Black-out dates usually coincide with holidays and peak travel seasons. Booking To fix a reservation. The code used to make a booking on a CRS for a specific room. Also called a room code.