On page optimization that is done directly on a specific webpage to achieve better search engine rankings.
On page optimisation is the process of making changes to the content/structure/code of a site to make it more relevant to targeted keywords and at the same time, making it more engaging/relevant for a user.
1. Keyword selection, research & testing. 2. Meta Description tag 3. Alt tag 4. H1 tag 5. url structure 6. Internal linking 7. Content 8. Keyword density 9. Site maps, both XML or user facing 10 .Usability and accessibility 11. Track target keywords
On Page Optimisation is simply ensuring your keywords (the keywords you are trying to rank well in the search engines) is in the title, meta description, meta keywords, and spread about naturally in the content