Search Engine Optimization (SEO) has been a hot topic among webmasters and online marketers since the dawn of the internet, and 2015 is no different. In fact, the increasing prevalence of mobile devices and the rise of social media have only added more complexity to the already intricate world of search engine optimization. This year saw some major changes to the way search engines rank websites, and these changes had a significant impact on the way businesses and websites approach SEO. To begin, it's important to understand how the search engines work. Search engines use algorithms to scan websites and…