Invisible or Concealed Text - exploiting the technological innovation hole among World-wide-web browsers and internet search engine crawlers to current written content to search engines like yahoo that is definitely concealed from end users (e.g., "hiding" text by making it precisely the same color since the qualifications). This self-focused https://ericktvwwv.idblogmaker.com/30637230/rumored-buzz-on-free-seo-audit