(1) The real property which is the subject of the sale is adjacent to a landfill owned and operated by the county;
(2) The real property which is the subject of the sale is to be used by the county in connection with the operation of the landfill;
(3) The sale price of the real property does not exceed the lowest of three appraisals of the fair market value of the property made by three appraisers appointed by the probate judge of the county; and
(4) Disclosure of the sale is made as required by Code Section 16-10-6.