1) Site Speed
Most Important! Your site needs to be as fast and optimized as possible.
2) Meta Tags
They might seem basic but are powerful.
3) Schema
So many sites do not use Schema.org and they should.
4) Site Verifications
Let the search engines know that you are in control of your site.
5) Sitemaps
Help search engines understand how your site is put together.
6) Analytics
Find out how your users are viewing your site and make changes based on the results.
7) Backlinks
It's still okay to ask other sites and friends to link to your site.
8) Search, Search & Search
Search for your site using relatable common specific keywords to boost your rankings.