Classified Ad Site with newspapper integration. Wordpress+Classipress+Nginx

I neeed help with the creation of my site. We want to sell classified ad's both web and in the newspapper. Two sites with the same brand, one for autos and the other one for real state. Integration with facebook and twitter, authentication, share ad using those networks. A mobile site for each, probably using jquery mobile better search without the use of the keyboard, but instead checks, frequent searches or ad code. we do not have screenshots of exactly what we whant. But references of features found in future competitors that we want to mimic