Mobile Home, Off-Highway Vehicle or Vessel. Learn about Florida Bill of Sale requirements.Get forms and templates to document the sale of items such as cars, boats, horses, firearms, and more. DOES A Bill of Sale NEED TO BE NOTARIZED? A bill of sale is a document that transfers ownership of goods from one person to another. We can prepare, provide printed and notarize a number of forms including Bills of Sale for Vessels, Motor Vehicles, Mobile Homes and More. A notarized bill of sale is a document that records the legal transfer of any type of personal property (vehicle, boat, etc.) from a seller to a buyer. You can get a notarized bill of sale template from a legal or business website. To get started, download the form or template and fill it out. Or do I notarize another document such as the bill of sale?