On page seo is everything that’s done on the actual page to help rank it for a particular keyword. This includes pages elements like titles, headers, meta descriptions and paragraph seo. It also includes what keywords are used to refer to the website. An example of this could be if someone were seaching Google for “best seo company” the seo company may use seo to optimize all their pages with those keywords. This seo would then be on page seo. Off page seo is seo that comes from links pointing towards a website or webpage. This could include seo done through social media, other websites linking back to the seo companies site , or seo done through blogging etc. An example of seo done off page that is seo done through social media would be if someone tweets about a seo company and their friends re-twet it. This creates free seo for the seo company(https://crork.io/) because more people will now see their website or blog/article.