Yes, you may notarize a signature on a document that includes handwritten paragraphs. A document can be typed or handwritten. If the notarial certificate under the signature is not included, be sure to attach a loose certificate chosen by your customer.
Can a U.S. notary notarize a foreign document? Yes, but as before, the notarial certificate is required to be in English.
Can you write a letter and have it notarized? Yes, you can fill out the details of a letter on your own and then contact a public notary to get it notarized. If you're wondering what documents need to be notarized, understand that there is a long list of documents you can notarize in your state.
The handwritten document would be approached like any other document. The same procedures need to be followed, such as physical presence, no blanks, the name on the ID and the name on the document must match. As with any other document, you cannot advise which notarial certificate should be attached.
Handwritten agreements are somewhat impractical compared to typed versions. However, they are fully legal if written and formatted properly, and are preferable to verbal contracts in practically all cases.
In countries that are part of the Hague Convention, get your document notarized by a local notary. You can have the document authenticated for use in the United States. U.S. embassies and consulates may authenticate documents in countries not in the Hague Convention.
An international notary acts as an impartial witness who verifies your identity. This ensures that you are indeed the person signing the document.
One of the most common mistakes that notaries make is not printing or signing their name exactly as it appears on their notary commission.
In addition, certifying a translation typically requires the translator to sign a declaration certifying that the translation is accurate, then have the signature notarized. If you as the Notary also were the translator, you would be notarizing your own signature.