Are both my stamp and my signature required for a notarial act? Yes. However, you also need to complete the notarial wording.Many forms require signatures from a Notary Public or a DMV representative to be valid. This letter is from the Registrar of Voters informing the recipient that their ballot signature did not match their signature on file. Use a non-disclosure agreement (NDA) to protect trade secrets or sensitive information from being revealed. Download an NDA template here. Nevada Free Letter of Intent ( LOI ) Template. Utilize our Letter of Intent to formally express your desire to buy a product or service. Complete, sign, date, and have notarized affidavit (Form IR003, page 3 of this package) stating your understanding of Nevada Revised Statute 481.063. "Ensure your confidential information is legally protected with our confidentiality agreement.