Applications for titles and registrations must be filed at a county tax collector or license plate agent office. Motor Vehicle, Mobile Home, Off- Highway or Vessel Description. Year.Does anyone have a generic copy of a sales contract that you can PM to me suitable for purchasing a vessel from a private seller in Florida? This Marine Purchase Agreement can be used for the sale of boats and vessels in all states except Florida and Ohio. Transfer a boat's ownership with a seller warranty. Use our attorney-drafted boat bill of sale template to outline the terms and conditions clearly. What information should you include? The names, ID information (if required), and contact details for both the buyer and the seller.