Don't single apartments have to be completed and accepted before they can be mortgaged Single apartment can be mortgaged. Commercial housing with a single apartment property for 40 to 50 years can be loaned, but generally only 50% can be loaned.
Single apartment is not a house, so it can't be settled, and the tax is relatively high. It is generally used for investment, and the rent is about 5% of the total price.