Changes

LOCKROOM (this will prevent room changes)

LOCKUNIT (this will prevent room changes and unti unit changes)

For example, if If you use the code "CHECKEDIN" when guests check in and "CHECKEDOUT" when guests check out, you could create a custom reports to show custom reports by showing booking bookings which include the info code "CHECKEDIN" and excluding those that have the info code "CHECKEDOUT.