System works on a ROAS/bucket model. the CPA pixel fire is essentially driven entirely by performance. Once we make a certain amount of revenue, we fire the cost pixel. the better the traffic, the more you make, it is similar to a rev share receive a giftcard/reward for completing actions & offers on the offerwall. -can promote as continue towards reward , get reward . Can not say win or free or imply scarcity KPI:   No fraud, no incent, no bot.