(1) evidence that there are no existing delinquent taxes, special assessments, or water or sewer charges on the property;
(2) evidence that the property is not subject to a trust deed or other lien on which there is a recorded notice of default, foreclosure, or delinquency that has not been cured;
(3) evidence that there are no involuntary liens, including a lien on real property or on the proceeds of a contract relating to real property, for services, labor, or materials furnished in connection with the construction or improvement of the property; and
(4) the written consent of each person or institution holding a lien on the property.