Widgetbucks is a PPC based model and has a contextual algorithm automatically targets the right products for your site. Their ads look great, easy to customize and the images are more attractive to click on than regular Adsense Ads. WidgetBucks will pay you when readers clicks on the ads. WidgetBucks claims $3 to $6 earning CPM (cost per thousand impressions) while most ad networks are paying out $1 to $2 eCPM.