The document defines various terms used to describe the status of hotel rooms, including occupied, complimentary, on-change, do not disturb, stay over, sleep-out, sleeper, skipper, vacant and ready, out-of-order, lock-out, due out, check out, and late check-out. Each status provides information about whether a guest is currently registered, if the room is cleaned and available, or if a guest has checked out or departed without paying.