Why ROI is the King of KPIs -- and How You Track It
10/14/2011 SEO is an industry full of numbers and exotic metrics, all of which can be used to paint a picture of the success (or not) of an SEO/PPC campaign. There are so many that it's actually pretty easy to get lost in the numbers, and no matter how bad things are getting, you are always able to find a positive somewhere. It's amazing how important some random measures suddenly become when ...