SEO Book has made a nice infographic together with Jess.net to give an insight of some of the issues which have risen because of steps made by Google. Really insightful one!
Infographic by SEO Book (Full size at SEO Book)
About Bas van den Beld
Bas van den Beld is an award winning Digital Marketing consultant, trainer and speaker. He is the founder of State of Digital and helps companies develop solid marketing strategies.