You can add Adsense ads on the homepage, at the
top/bottom or on the right/left side of listings
or/and item pages in one category, one
subcategory or the whole site. Each time a link
is clicked in the Adsense box, you earn money.
The Admin panel includes an Adsense section from
where you can add/edit/delete your Adsense code
(see all the locations on the Live demo admin