On-Page SEO Checklist

Your keyword is in the tag, ideally at the front (or close to the front) of the tag

Your keyword is close to the beginning of the tag (ideally the first words)

The title tag contains less than the viewable limit of 65 characters (optional but recommended)

Your keyword is in the first tag (and your page has an tag)

If your page contains additional header tags (, , etc) your keyword or synonyms are in most of them

Any images on the page have an tag that contain your chosen keyword

Your keyword is in the meta description (and there is a meta description)

There is at least 300 words of text on the page

Your keyword appears in the URL (if not the homepage)

Your keyword appears in the first paragraph of the copy

Your keyword (or synonyms?—?Google recognizes them now) is used other times throughout the page

Your keyword density is between .5% and 2.5%

The page contains dofollow links to other pages (this just means you’re not using nofollow links to every other page)

The page is original content not taken from another page and dissimilar from other pages on your site

Verify Your Mobile Friendliness

Optimize Your Page Speed

Switch Entire Site HTTP to HTTPS

Ensure Your Product, Category, Blog, or Page Title is Wrapped in an H1 Tag

Remove Modals from Mobile

Use Robots.txt to Control Website Indexing

Verify Sitemap.xml File from Google Webmaster Tool

Ensure that you have structured data (aka rich snippets) in place for all content and article pages.