According to Google, it's links and content that are the two biggest ranking factors are. The idea that content is a big factor is obvious. How many organizations would dramatically improve their SEO if they focused on creating great content and promoting it effectively? These are two things that many organizations simply don't do. That said, these are too complex for most organizations to deal with. They need a simpler way of looking at things.
The Two-Part SEO Ranking Model is a basic approach that most us can use to simplify our thinking about SEO, and keep OUR focus on the highest priorities.
Read more at: https://moz.com/blog/the-two-part-seo-r ... seo-simple