Wait! Exclusive 60 day trial to the world's largest digital library.
The SlideShare family just got bigger. You now have unlimited* access to books, audiobooks, magazines, and more from Scribd.Cancel anytime.
When Google released “How Search Works,” the world of SEO was able to peek into the all-important system that operates Google search. The infographic places particular emphasis on removing spam in order to promote content-rich sites.