A visual guide to setting up a Google Pay Per Action (PPA) Campaign | DirectoryVault Blog Website
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About the DirectoryVault Blog: My view of affiliate marketing, Pay Per Click, PPA, CPA, SEM, SEO, social bookmarking, contextual advertising, web 2.0, directories, and much more…
added by BruceJudson on 2007-04-07 00:42:01