The Council shall sell at public or private sale for such sum as it may deem advisable any and all parcels of real estate forfeited and offered for sale under the provisions of this Division and either not sold, or sold for which the purchaser thereof, if any, has failed to pay the purchase money. Upon payment to the Council of the whole purchase money for any such parcel resold, the Council shall execute to the purchaser under such resale a good deed in fee-simple thereof.