I'm new to car financing. What got me confused is that my bank wants purchase agreement or bill of sale before sending out a check to the dealer.Before you drive off the lot, be sure to have a copy of the contract that both you and the dealer have signed and be sure that all blanks are filled in. Fill out the application: Complete our online finance application or visit our finance center in person. The seller must sign and print his or her name and the buyer's name and address on the back of the "Certificate of Title" under the "Assignment of. Our professional financing department helps customers secure a car loan in the Montgomery area, or find a customized new car lease option. With Wells Fargo Online, you'll need to complete a one-time enrollment process. You'll need your Social Security number and date of birth to get started. DO NOT fill out the assignment on the reverse side of the Certificate of Title until an actual sale has been made.