Six most important search marketing news stories of the week

by Christopher Ratcliff
Welcome to our weekly round-up of all the latest news and research from around the world of search marketing and beyond. This week we have Google unleashing Penguin 4.0, AMP coming to organic mobile SERPs, Twitter making some changes for the better and the introduction of Google’s own personal messenger service, Allo. Penguin 4.Read the full article