The person requesting this notarial act must personally appear before the notary and sign the document in the presence of the notary. This article and video will show Notaries to fill out each part of a notarial certificate, and common mistakes to avoid.Use a formal letter template with a clear structure. Include a salutation, body, and closing. Signed (or subscribed or attested) before me on ______ (date) by. (name of person). (Seal). 1. Gather required identification and documentation. A sample notarized letter offers a structured template that ensures all necessary components are included, helping individuals avoid common drafting errors. An Illinois notary acknowledgment form is a written authentication from a notary that the signature on a document belongs to the signer. The signer need not sign in the notary's presence but must personally appear before the notary and state that the signature on the document is his or hers.