Development of the banknote began in the Tang Dynasty during the 7th century, with local issues of paper currency, although true paper money did not appear until the 11th century, during the Song Dynasty.
A contract typically does not have to be notarized. A notary public (or simply notary) provides an acknowledgment that the signature appearing on the document is that of the person whose signature it purports to be. There is a requirement that some documents be notarized, such as a real property deed.
A fictitious business name may be used in the signature portion along with the legal names of individuals or corporations authorized to sign a contract. Contract A contract is legally binding on both parties to an agreement when the contract includes signatures of individuals that represent each party. Thus, all individuals who intend to enter into a particular contractual arrangement on behalf of an organization must sign the agreement with the legal names of the business.