Unlike traditional AB testing where metrics become available immediately, with an SEO change you need to wait before you can even begin your analysis. Google needs time to index the change. Then you need to accumulate at least 2 weeks of data. It could take an hour or several hours …

Services are intangible; they cannot be seen or touched and consumers cannot examine them before making decisions. If you want to call yourself an SEO with a straight face, you can't afford not to optimize your header tags. One of the Black hat marketers favorite tools to cheat search engines …