Comment to someone you haven't ever interacted with before or introduce yourself to someone you've interacted with and friend/follow them. Afterwards, leave a comment in this post with the equivalent of "I did it!"

It doesn't have to be anything complex - it can be feedback for a fanwork or discussing something you might have in common or even simply admiring their icon. The point is to reach out to someone you normally wouldn't and connect with them, even if it's only for the briefest moment.

Well, I went ahead and checked a fandom I haven’t read before; H. P Lovecraft and left a comment on this very funny fic:

The Absolutely True Diary of a Teenage Yithian by Bethynyc