Classified ads are way of promoting your site on internet. You can get the high quality back link by posting your website on high alexa & PR Classified Submission Sites.
Classified sites plays vital role for improving your website ranking and make your website top in Google. Classified is indirectly help to improve revenue and lead. Classified ads help to make brand in the market.Basically classified sites are working locally. You can improve your local business via classified ads posting in place.