Property representatives 1st identify which class their property belongs to: FACILITY, STRUCTURE, UNIT or SUBUNIT layer. After identifying the class they identify the best applicable package to accommodate their listing quantities.
If property is independent and does not consist of dwellings under it then it most likely is unit and will occupy 1 QTY of listing. User cannot define a structure type property as unit, as doing so will restrict them from adding units under it. If their property consists of multiple dwellable units then they list their property 1st as Structure (or facility - whichever applicable and then add child listings as structure or unit (whichever applicable).
Consumers and realtors conducting a property search of mlsBH listings will be able to search building or compound by its name and then see all the apartments or villas individually listed under it. Also they can see standalone properties under units