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PUBLIC MARKS from jackiege with tags ads & ppa

VPA就是CPA+与用户分享广告费

电话、认购表格或交易等行为比点击要更有价值。

(via)

按单付费仍无法取代之前的销售模式，他们只是在不同类型市场上互为补充的关系。网站放置了广告，访问者也点击了，可是产品确实太烂，用户看了看掉头就走。浪费掉的点击量肯定不该由媒体埋单。

1 (3 marks)