So we split Google, Facebook, etc into two parts - content with no ads, and the "yellow pages" that are ads only, for when you want to go find product info. 2n

So we split Google, Facebook, etc into two parts - content with no ads, and the "yellow pages" that are ads only, for when you want to go find product info. 2nd option... add a useful/not useful flag to every search result, so users can flag blogspam, content farms, etc and help keep the results useful.