An Arizona Affidavit Showing Circumstances Why Notice By Publication Was Used And About The Publication is a document used to inform a court that a defendant does not have a known address or cannot be located despite reasonable efforts. This affidavit is required when a defendant is to be served by published notice in lieu of personal service. There are two types of Arizona Affidavit Showing Circumstances Why Notice By Publication Was Used And About The Publication: Affidavit of Diligent Search and Affidavit of Posting. The Affidavit of Diligent Search includes details of the search for the defendant, such as the name and last known address of the defendant, attempts to locate the defendant by phone, letters, emails, social media, and other means. The affidavit must also include the name and address of the newspaper where the notice will be published, the dates on which the notice will be published, and a copy of the notice. The Affidavit of Posting includes details of the notice posted at the defendant's last known address, any other locations where it was posted, and when it was posted. The affidavit must also list the name and address of the newspaper where the notice will be published, the dates on which the notice will be published, and a copy of the notice. Both affidavits must be signed in front of a notary public and must be filed with the court.