That only covers backlinks and authority, it's just one piece of the puzzle. Ironically, that's called a "black-hat" way of obtaining backlinks and authority. T

That only covers backlinks and authority, it's just one piece of the puzzle. Ironically, that's called a "black-hat" way of obtaining backlinks and authority. The "white-hat" way is to go to legit websites and purchase links, literally pay them to link your website. This is a great example of what's considered "ethical" in SEO