Which SEO task is the most enjoyable for you?

Guest Posting, Quora posting, Blog Commenting are most enjoyable SEO task.

There are many tasks in the SEO but I like the below these tasks which are most enjoyable for me,
•   Guest posting
•   Forum FAQs
•   Keyword Tracking
•   Prepare site following the white Hat SEO

Technical SEO!!

Write a Compelling Title Tag and Meta Description.
Optimize Your Images.
Optimize Your Page Speed.
Use Internal Linking.
Improve the User Experience on Your Website.
Include Keywords in Your URL.
Focus on Getting More Authoritative Backlinks.
Publish Long-form Content.