For notaries commissioned or recommissioned on and after January 1, 2016, the seal must also contain the notary public's Secretary of State ID number. Fill out your legal document or form but leave it unsigned.You will sign the document when the notary is present and has administered an oath. Bring all documents needing notarization. You must sign your vehicle's title in the presence of a notary public. Streamline your title transfer in Houston, TX with this complete guide. Your duties as a notary are to identify the attorneyinfact, complete a notarial certificate, and make an entry in your record book. To transfer a property title in Houston, prepare a deed, sign it in front of a notary, and file it with the county clerk.