Blog Post Title - This is the most important on-page SEO factor. The reason for this is because the more attractive and optimized your title is, the more people will click. And in general, the more clicks your post gets, the higher it will rank.
Post Permalink Structure - Making sure your URL is displayed correctly is an important on-page metric. Again, you should use your target keyword in the URL, and avoid using special characters, symbols, brackets, commas, etc. within the actual URL.
Heading Tags -
Heading Tags to highlight various headings, sub-headings, and important points.In WordPress, the title tag is set at H1. You don’t really need to use any more H1 tags anywhere in the article. One is enough. For section breaks, stick to H2 and H3 tags.