Protect you and your customers with this free car rental agreement template. Create, send, and eSign documents in a flash.Step 1: Completely fill out and return the Rental Account Agreement. A vehicle rental agreement is a legal document a renter or lessee signs when they rent a car from a company or other party. A car rental agreement template is signed between the owner of the car and the person renting as a mutual agreement that the car was taken in good condition. 1. Enter the names and addresses of the owner and renter. A Texas lease agreement is a written contract explaining the inner workings of a rental transaction involving a piece of real estate. This comprehensive template outlines all the essential terms, from rental duration and vehicle condition to liability coverage and fuel policies. Lastly, consider your plans after the lease is up. For example, you will need cash or be eligible for financing to eventually buy the car you are leasing.