Search Engine Optimization is the application of applying techniques to a website. Those techniques should bring the pages of a website to the front lines of search engines.

There is widely known two main SEO’s:

1. On-page optimization also known as technical SEO.
This optimization simply applies the requirements of search engines to rank high. The core cornerstone of this optimization is the keyword. Keywords are the words or short sentences used by a person searching the internet for a product, service, or information.
Usually, on-page optimization optimizes each page on the website for these keywords.

2. Off-page optimization.
The cornerstone of this optimization is external links to a website. This shall require a lot of back and forth communication with high authority pages. The communication needed to let those pages start linking back to a specific website page.