Free Nigerian Sales Agreement Templates. The sample documents below are provided for informational purposes only.The vehicle sales agreement is between a seller and buyer for the sale of a vehicle. It specifies the vehicle make, model, year, and other details. A vehicle purchase agreement or vehicle contract is very important. Here are the templates that you can download and print. The buyer takes the full ownership of the Vehicle (Make, Registration Number). bearing. When buying a vehicle or equipment for your business, use this Vehicle and Equipment Purchase Agreement to protect yourself from unwarranted liabilities. How to Write a Real Estate Purchase Agreement. How to fill out the Private Car Sale Contract Template?