Push Notification has become a popular source of website traffic in the last 24 months. It has advantages since these notification boxes pop to the front of the subscriber’s screen, where they are likely to be noticed and acted upon.But there are also disadvantages that need to be dealt with. Liming Wu, a long-time online marketer has been experimenting with making push notifications work, Not just in general, but in particular, for CPA (Cost per Action) marketing, where they have seldom been tried.He says that he has found that using push notifications to market CPA offers, he has earned... [...]