Site Flow

The Flow of a website in SEO terms refers to the order in which a Search Engine
Spider like Googlebot will read a site and even page while indexing. (In sales
websites, there is another “Flow” process, which is totally separate from this
one.)
To optimize your website for the search engines, you have to try to read the
website code in the same order that a spider does, not just how it appears to
humans. There are many variables to this, including instructions for the spiders in
your Robots.txt file, inside the META “Index” tag, the order of which your links
appear on a web page, the order of all links in your sitemap file, and even the
order that the content occurs within the html code. Collectively, we call all of
these “Spider guiders.”
What this mini-science comes down to is the fact that you must show the search
engines exactly what you want to be highly ranked for, and hide as much else as