Search Engine Land's Guide to SEO Chapter 3: HTML Code & Search Engine Ranking Success Factors explains HTML elements & using structured data.

Meta tags aren’t a magical solution, but they will help ensure your website appears on search engine results pages. This tutorial explains what HTML meta tags are, which meta tags matter, and how to ...

Google's John Mueller advises using semantic HTML. Though not a ranking factor, it helps search engines understand content and boosts accessibility.