SERVICE OF SUMMONS BY PUBLICATION OR POSTING (1) To request service by publication or posting, the Petitioner must submit to the Court an Application for Order for Publication or Posting of Summons, Judicial Council Form FL-980 and Order for Publication or Posting Judicial Council Form FL982. (Effective 1/1/2016) (2) Service by posting may be ordered only if the Petitioner is found to be indigent. A Petitioner requesting service by posting must submit a Request to Waive Court Fees, Judicial Council Form FW-001, unless one has been approved in the last 4 months. If the Court approves service by posting, a Proof of Service By Posting, Judicial Council Form FL-985, is needed.
Also more info here: https://selfhelp.courts.ca.gov/service-publication-or-posting?utm_source=chatgpt.com