Google uses numerous ranking factors when deciding where individual websites should be placed within user searches. While Google does not explicitly state which ranking factors are most relevant, they do emphasize the importance of responsive web design for mobile users. Keep in mind that
You can have content without SEO, but you cannot have SEO without content. A solid content marketing strategy is the backbone of any optimization strategy, as without content, you have nothing to attach your SEO efforts to. That being said, if you want to