Ms. Clark provides a variety of notarial services and serves as an Authorized Representative for USCIS Form I-9. Notaries need to know the difference between common notarial acts to perform their duties properly.Here are some of the most commonly requested notarizations. Complete the letter's heading with your name and address, the current date, and the recipient's name and address. • Have the employee fill out, sign, and date Section 1 in your presence. • You, as the notary, will then complete Section 2 of the I-9. How to fill out the Authorization Letter for Notarization Request? 1. Enter your name and address at the top of the letter. 2. Notarial Acts – An Illinois notary public is authorized to perform notarial acts or "notarization" anywhere in the state. Notarial acts include taking an.