3 Underused Paid Search Metrics

Paid search is all about numbers. For those who are really looking to take their PPC optimization to the next level, these metrics that are either new, or not used frequently enough, are the right places to start extracting additional insight.

Source: http://feedproxy.google.com/~r/sewblog/~3/_fb7fDUWTys/3-Underused-Paid-Search-Metrics

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