It contains information about the buyer and the seller, a description of the vehicle being sold, and information about the transaction, such as price. Bill of Sale "; Texas.AUTHORIZATION. Buyer Signature: Date: ______. Print Name: Seller Signature: Date: ______. Motor Vehicle (DMV) Bill of Sale Form – Conveys the purchase and transfer of an automobile. Sample Motor Vehicle Bill of Sale. 1. Upload the Texas Vehicle Bill of Sale PDF to PrintFriendly. Signature of Seller. Signature of Seller. The form consists of the significant vehicle, buyer, seller, and sale data, along with affirming signatures from both parties.