On-Page SEO is all of the different elements of a given web page that influence your search engine ranking. Content remains the meat and potatoes of your website and should be your primary focus since that’s the main reason a visitor is likely to visit. Ideal content should be very specific to your stated topic—usually a product or service, and be relevant. You need to clearly state the purpose of any given web page first for the viewer and second for the search engines. You do that primarily through the following:
Beyond that however there are a number of other factors that can enhance the performance of your page for both the viewers and the search engines. These include:
Here is an example of a well-laid-out and search engine–friendly web page. All of its on-page factors are optimized.
This Infographic from Backlink outlines a variety of these factors and offers great tips on how to optimize your pages.