I don’t remember exactly how or when, but at some point I subscribed to the ’21 Secret Truths of high resolution CPC’ – an email newsletter sent out by the folks at ClickEquations. Todays email promoted a story about how AdWords Quality scores impact cpc. The story is a few months old already, but the assumptions made here are interesting nonetheless. Link to the full article below.
Secret Truth Series #11 – How AdWords Quality Score Impacts CPC | The ClickEquations Blog.