http://www.usembassy-china.org.cn/us-citizen/mrginfo.html. a certification of marriageability which can be prepared at the Embassy on the basis of an affidavit in which the American citizen swears or affirms before a Consul that he or she is currently legally eligible to marry.
Vehicle registration certificate. A vehicle registration certificate is an official document providing proof of registration of a motor vehicle. It is used primarily by governments as a means of ensuring that all road vehicles are on the national vehicle register, but is also used as a form of law enforcement and to facilitate change of ownership when buying and selling a vehicle.
Vehicle Titles. To register a vehicle, either new or used, with DC DMV, you must have proof that you own it, or that you hold the vehicle title. The title is the legal form that establishes ownership of the vehicle. The title will have the vehicle identification number and some other important information that identifies the specific vehicle.