In general On-page optimization refers to optimization tactics carried out within a website to get higher search ranking and higher traffic. On-page SEO plays an important part in deciding the rank of a website. Search engine like Google, bing, yahoo, etc wants their users to get the best search result. And Google being one of the leading search engines, focuses on various optimization factors i.e. from optimizing HTML code to the meta title, description, tag, keyword, etc. Every year Google introduces a new algorithm to provide better search results and website editors have to optimize web page of their website to get higher search ranking. Now you might be thinking, When should you do on-page SEO? Read more on https://bit.ly/2O1melG