If you want your ClassiPress based site completely fitting your needs, contact me!
Some changes/mod I've made:
1. Hard CSS customization
2. PHP, HTML mod for the login/register based in jQuery
3. PHP, HTML mod for the slider based in jQuery
4. Change Sidebar Text If Logged In (by Eric Hamby)
5. New position for the Search (based in brianbrown tip)
6. Featured Ads in sidebar based in the Seth (scarstens)
WP plugin "SM Sticky Featured Widget"
7. Lot of really nice new icons from brightmix in all sections
8. Featured Ads highlighted wherever they are shown (an idea by kmaisch)
... and some more coming!
See all changes/mod
http://clasifichados.com