Invisible or Concealed Text - exploiting the know-how gap between World-wide-web browsers and online search engine crawlers to present content to search engines that is certainly hidden from users (e.g., "hiding" text by making it exactly the same colour since the history). Laura is an online marketing method consultant https://youtu.be/EVeTP0aV8gY?si=5FHbTy4kbLwUVoJD