How to Save Up to 50% on Your PPC With Quality Score
Hubspot
AUGUST 19, 2013
In 2009, Craig Danuloff crunched some numbers to show that a Quality Score of 10 could save you 30% on cost per click, or CPC. To investigate, I did a manual analysis of several hundred new clients that WordStream signed up in the first two months of 2013. In 2009, a Quality Score of 7 (out of 10) was average. How much lower?
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