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-- Google AdWords
---- Going from "Great" 0.03 bids to "Poor" 0.50 bids
zett - 4:36 pm on Jun 10, 2007 (gmt 0)Thread source:: http://www.webmasterworld.com/google_adwords/3361782.htm
ppa = pay per action, i.e. only when a desired result is being reached (e.g. a sales transaction), the advertiser pays the agreed amount. AFAIK, this product is/was in beta recently.
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