SEO purpose:
a. Increase website traffic
b. create search engine friendly website
c. Generate leads
SEO Types:
On page: which means Inside website
Example: Changing the HTML code, Changing website content (Text, images and videos)
Off page: Which is outside website
Example: Sharing your website in social media pages.
On page SEO purpose:
1. Create a website which is search engine friendly
2. Get ranking in search engine result pages.
Off page SEO purpose:
1. Create backlinks for websites
2. Increase website ranking in search engine result pages (SERPs)