In February of 2015, Google made waves in the SEO community by announcing a major algorithm update before rolling it out. The change, which went into effect two months later in April, expanded Google's use of mobile-friendliness as a ranking signal. The ensuing rankings shake-up, hyperbolically dubbed “Mobilegeddon,” did push website owners to make significant changes. According to Smashing Magazine, eight months after the event, 25 percent of websites that were not previously mobile-friendly had made the...