The concept of quality score has been set up by Google to ward off people from putting up irrelevant links and reduce incidences of spam. Basically they have tried to clean up the place and make it more user-friendly for people who are looking for genuine information.
How does this translate for people who use adwords?
To [...]

Knowing your competition is critically important for anyone who is in the marketing profession - be it online or offline. For online marketers, this knowledge is especially relevant if you are running an adwords campaign.
To analyze your competitor’s adword campaign is to check their quality score. This is important as it tells you how much [...]