§ 13–338. Prerequisites for order of publication.
An order for the substitution of publication for personal service may not be made until:
(1) A summons for the defendant has been issued and returned "not to be found"; and
(2) The plaintiff proves by affidavit to the satisfaction of the court:
(A) The nonresidence of the defendant or his or her absence for at least 6 months; or
(B) Diligent efforts to find the defendant or that the defendant seeks to avoid service of process by concealment.