The Google Quality Score is an estimation of how relevant your landing page, keywords, and ads are to the keyword you're targeting as well as the people viewing your content, where your ad will be located on the page, and how much Google is going to charge you for your ad location. Here, we take a closer look at Quality Scores and discuss how to improve yours.

http://digitalnetagency.com/how-to-improve-google-adwords-quality-scores/