5-2 Chapter 5Hotel FeaturesBilling (BILL Key)Used to add or delete items to/from a guest-room bill (invoice). When adding an item to a bill,the system checks the amount added against any cash deposit already entered for the roomand displays a message if the deposit amount is exceeded. VAT and other taxes are auto-matically applied to entered values. A special passcode is required to delete items.Booth PhoneThis feature enable any phone as a ‘booth’ phone for use by a guest and have calls from thephone billed to the guest’s room. The phone can be used to make calls until disabled by thiskey.Call CostThis feature allows a display phone to show the cost or duration of a call. The real-time callcost is displayed in the top right of the phone display while a call is in progress. It is useful,for example, if a guest requests to make a call from the front desk phone.This feature is automatically activated when a call is made if it is a programmed feature in thesystem. Call costing information (rates and dial plans) can be programmed from the phone.Change Room StatusEach room is assigned a status depending on whether it is occupied, cleaned, on hold or inneed of repair. The status may be changed automatically. For example, when a guest ischecked out, the room may automatically be flagged as “needs cleaning” before the nextguest can be checked in. When a new guest is checked in, the status automatically changesto “occupied”.The status can also be manually changed. For example, when a room is cleaned, the statuscan be changed, through the room’s phone using a special dialling code, to “available” forcheck in. On Hold status prevents automatic billing of a room if a guest requests a check-outtime later than the normal system check-out time (see Room On Hold and Timers).Check In (CHIN Key)Used to check in a guest. Relevant details entered for a guest include room number, cus-tomer name, room type and cost, and any room or telephone credit. Credits are used to limitcharges applied to rooms or phone calls. (See also Express Check In.)Check Out (CHOUT Key)Used to check out a guest. This feature will automatically print a bill (invoice) to present tothe guest. It is also possible to print an invoice without checking out a guest (see Print RoomBill). The Check Out feature can also be used to put a room on hold (see Room On Hold).