Contact Information. Phone: .On the first page, write your name, address and the name of your agent. We offer mobile document preparation for wills, affidavits, simple power of attorney, and many other transactions. 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. Here is a guide to the 4 main parts of a Notary certificate and what information goes in each of them. The UPS Store locations offer notary services to help make life easier. Once your documents are notarized, the center will help you make any necessary copies. A notary's role in notarizing a power of attorney is to provide an impartial witness to the document signing. A "general power of attorney" is a document that grants the agent very broad rights to act on behalf of the principal.