SEO is the primary focus of any mobile marketing campaign for around a decade now, making it vital to know SEO strategies to avoid. It's come a long way since then, adapting to an increasingly complex array of strictures and barriers imposed by search engines in order to prevent people gaming the system, but the objective is the same: improve visibility for relevant industry keywords. With that in mind, we've compiled a list of 'must-avoid' SEO tactics so you know what not to do...