1-how i can build an aduilt zone?(the aduilt is not in the categorys 4 build a zone) 2-which keyword have most price per one click?(aduilt ads or healthy ads?) 3-why the adbrite ads not showen automatic on my site?: http://www.sara4.com/ (the advertisers must give me ads?adbrite not showen auto ads as adsense as good?)