What kind of house is 28, euros to buy in Portugal?

28, euros to buy a house that can only be renovated from an old house in Portugal. According to the Portuguese immigration law, the policy of purchasing a house is: purchase 35, euros of renovated property, and 5, euros of property has no restrictions on area and use. 2% discount for investment in low-density areas, that is, 28, euros for renovation of old houses in low-density areas.