Kaba ILCO FDU User Manual page 255

Example:
Section Rooms serviced by one housekeeper.
Floor Corresponds to the actual floor.
Rooms which are the responsibility of one housekeeper
Group*
manager
Divide rooms according to the duties of minibar
Zone
servicing personnel.
Different number for each room, for giving staff access
Area**
to a specific room only.
(Because employees should never carry a Guest
keycard)