The Wisconsin Affidavit of Efforts to Serve Respondent (Service by Publication) is a legal document that is used to provide evidence of a plaintiff's efforts to serve a defendant in a lawsuit. The affidavit must be submitted when service by publication is used to notify a defendant of a lawsuit. Service by publication is a method of service that is used when the defendant cannot be located or is avoiding service. The affidavit must be completed and filed with the court, along with a certified copy of the published notice. There are two types of Wisconsin Affidavit of Efforts to Serve Respondent (Service by Publication): Standard Affidavit and Affidavit of Diligent Search and Inquiry. The Standard Affidavit must be used when the plaintiff has no knowledge of the whereabouts of the defendant. The Affidavit of Diligent Search and Inquiry must be used when the plaintiff has attempted to locate the defendant but has been unsuccessful. The Affidavit of Diligent Search and Inquiry must include a detailed description of the efforts taken to locate the defendant, such as searches of public records, attempts to contact family members, and any other attempts to locate the defendant.