Link shorteners are the best ways to earn money form outbound links. Moreover, these ad networks provide entry and exit script which results into better CPM then any other sole CPM (Banner) ad networks. Entry script shows an interstitial ad page before visiting your website which increase your revenue.Exit script is the best point of these ad networks. Exit script shows an interstitial ad page when visiting your website through browser’s back button, from an outbound link of your website. This results into maximum profit form your traffic.