 This may include original use of the vehicle odometer records, number of owners, and other items that might affect a purchase decision.In 2000, Polk sold its Consumer Information Solutions (CIS) business units, including Direct Marketing, Data Information Services/Polk Verity, City Directory, and the Compusearch and Prospects Unlimited units of Polk Canada, to Equifax.Polk launched Garage Predictors and Polk Canada, Inc. announced Polk Canada Net.