H1 tags are important for SEO.
Using the same H1 tag multiple times on a page is good for SEO.
The length of your content does not affect SEO.
Keywords should be placed in the first 100 words of a page.
Using outbound links to authoritative websites helps SEO.
Duplicate content across multiple pages boosts SEO
Images without alt text can negatively impact SEO.
Using only one keyword per page is good practice.
Internal links do not impact on-page SEO.
Including keywords in your URL can improve rankings.