John Doe is suing Donald Smith for $6,638.50, the unpaid balance for a 2003 automobile Doe sold and delivered to Smith on June 1, 2005. Doe alleges that although payment has been demanded, Smith has not paid any part of the purchase price. Doe is seeking a judgment against Smith for the $6,638.50 balance plus interest, costs and disbursements. The complaint is signed and notarized by Doe's attorney, Mavis M. Pattee.