Help using Car Classified Wales What you can do in this site: Search advertisements for new and used cars placed by private and trade advertisers in Wales. Use either the quick search on the front page, or the detailed search. Search for car dealers and other automotive businesses in Wales Private sellers can advertise their car for sale free of charge. Any automotive business can add their details to the business section. Additional information is available using the links at the top of every page. If you encounter any problems using this site or have any suggestions on how we could improve it, please contact us.