Here are the 7 Hard Truths About SEO in 2018:
1) Google’s mobile-first index is already here.
2) You can’t neglect the influence of machine learning.
3) You can’t over-rely on guest blogging for links.
4) It's time to kill your thin, poor quality content.
5) You must actively optimize for featured snippets.
6) Voice search shouldn’t be an afterthought.
7) Video is a necessary investment.
Read more: https://www.wordstream.com/blog/ws/2017 ... ard-truths