Search engine optimization, or SEO, has been around since the late 1990s and is still a popular method for improving a website’s visibility on search engine results pages. SEO is made up of a variety of techniques that help search engine spiders crawl a website, index the content, and rank the pages in relation to relevant keywords and phrases. SEO helps websites appear higher on the SERP, and ultimately gives them more exposure and potential visitors. 2013 has been an important year for SEO, with several major changes taking place. Google, the biggest player in the search engine industry, has…