(a) Service of process shall be in accordance with Section 35-6-20 and Section 35-6-25.
(b) When service of process is obtained by publication and the court determines that the property may be heirs property, the plaintiff, not later than 10 days after the court's determination, shall post a conspicuous and durable sign of at least 11 x 17 inches in size on the property that is the subject of the action. The sign shall state that the action has commenced and identify the name and address of the court and the common designation by which the property is known. The court may require the plaintiff to publish on the sign the name of the plaintiff and the known defendants.