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.A bill of sale is a legal document that outlines the terms of the deal and serves as proof that the vehicle was sold. For the buyer, the bill of sale serves as a basic requirement for either registering the vehicle or transferring the title of the newly-purchased vehicle. A Florida bill of sale is a document used to legally document the sale and transfer of ownership of any valuable item, such as a vehicle, boat, or firearm. Motor Vehicle, Mobile Home, Off- Highway or Vessel Description. Year. A bill of sale will detail a transfer of property or sale of items between a seller and buyer. This type of document serves as legal evidence. A bill of sale is a legal document that shows a transfer of ownership of goods from the seller to the buyer in exchange for compensation. Selling or transferring ownership of a car, boat or other item of personal property?