A free-use space is proposed for sale on the first floor of the dwelling. All areas are now fully leased under short-term contracts, with the possibility of discontinuation in 30 days ' notice. Owing to the high demand for commercial space in the area, the rotation of tenants is minimal. All units have an office unit. The ceiling is 2.8 m high. Facilities are equipped with an alarm system and are connected to the safety. Utilities (electricity, water/water treatment, heating) are provided under direct contracts with resource-equipping organizations. A power of 30 kW, which fully covers the needs of tenants. If necessary, there may be an increase in power, but at this point it has not been necessary. There is no cost of property tax and land lease. Rent (GAP) is 11,400,000 roubles and maintenance costs per year are 1,300,000 roubles.