A Nevada Trailer Bill of Sale is a document that authenticates the transaction of a tow dolly or utility carrying platform. A Bill of Sale releases interest in a vehicle.A Certificate of Title or other ownership documents must accompany this form. INSTRUCTIONS. A Nevada trailer bill of sale is a document that one person completes with another to authenticate the transfer of a tow dolly or utility trailer. Use our Nevada bill of sale forms to legally buy or sell personal property like vehicles in the state of Nevada. Get a general bill of sale document in Nevada, which can be customized as per your requirement. Sample Real Property and Land Documents: Deeds. Bill Of Sale (VP 104) Releases a private party's ownership interest in a vehicle.