The amir handles maintenance and keeps the place clean, and sometimes people call him up and ask for his advice.

But few companies find it cost-effective to handle rent and maintenance for huge, high-tech spaces that, in best-case scenario, will never be used.

Lufthansa, for example, handles heavy maintenance for more than 100 airlines.

The chef's father, a blacksmith by trade, handles maintenance and repairs.

Owners buy their portions from a management company, which handles maintenance and, in most cases, a rotating schedule of usage.

Sutton & Edwards will handle leasing and daily maintenance.

Service depots only handle minor repairs and maintenance like changing the windows or removing graffiti.

Otherwise, he manages the house and handles general maintenance.

The service workshops only handle minor repairs and maintenance, such as replacing windows, or removing graffiti.

Siemens, a German company, will handle the operations and maintenance for 17 years.