These are the key points/factors for Google SEO 2019.
- Working closely with the developers to follow the best practices of Web Development.
- Mobile First Indexing.
- Applying Structured Data.
- Modern Javascript based websites.
- Canonicalisation is Must.
- Not creating backlinks/post that will expire soon. That will decrease your website value or ranking.
- Analyse and Improve Page speed of all pages in the website, not the home URL alone. Do Lighthouse Test & try www.webpagetest.org
- Implementation of AMP (Accelerated Mobile Pages).