The work of off-page optimization is to be done outside of your website. It does not have any relation with the site. On the other side, On-page-optimization is to be done in such a site on page. The things that are required for off-page optimization are described below:
Directory Submission, Social Bookmarking Submission, Blog Posting, Blog Hosting, Article Submission, Press Release Submission, Forum Posting, Footer Links, Affiliate Marketing, Review Posting, Blog Commenting, RSS Feed Submission, CSS Submission, Video Submission, Profile Creation, Link Wheel, Social Media Optimization.
The tasks that must be done for off-site optimization are:
Link Building, Directory Submissions, Article Writing, Article Submissions, Press Release, Book Marking, etc. One of the main techniques to optimize search engine is off-page optimization. So you should have a specific off-page SEO plan for your website to get desired SE ranking.
What is seo?
Click the link to learn SEO
On-page vs Off-page SEO
Off page seo for domain authority
To increase domain authority score off page seo is very important. Learn off page seo by clicking the link off page seo
What is Domain Authority?
Domain authority is a score designed by MOZ. Check the blog link domain authority
How to increase domain authority score
Some Practical Steps to Increase Your Website Domain Authority