The SEO industry has seen a lot of revolutionary changes in just a couple of years. With the rate of development and emergence of new market trends, it is not too much to say that it might undergo changes anytime soon. Digital marketing professionals then need to step up their SEO strategies and anticipate possible changes before they affect the health of their campaigns. One way to do this it to look at the key updates that have redefined the industry. From there, digital marketing experts can get a sense of where SEO is possibly heading and create ways how to make full use of it.