Illinois Notice by Publication is a procedure used by a court to provide notice to an individual whose identity or whereabouts are unknown. It is a legal notice published in a newspaper or other publication that serves as a way to provide notice to individuals who cannot be located or identified. This type of notice is typically used when a party to a lawsuit or other legal proceeding cannot be located or identified. It is a way to provide legal notice to those who cannot be found or are otherwise unable to be served with legal documents in the normal manner. There are two types of Illinois Notice by Publication: 1. General Notice by Publication — This type of notice is published in a newspaper or other publication of general circulation in the county where the lawsuit is filed. It provides notice to any individual or entity who may have an interest in the legal proceedings. 2. Specific Notice by Publication — This type of notice is published in a newspaper or other publication in the county where the defendant lives or is believed to live. It is used to provide notice to a specific individual or entity who may have an interest in the legal proceedings.