JTBC has voting poll up on their website for their 10th Anniversary. You can vote 3 dramas and 3 non dramas. #SisyphusTheMyth and also #Life is part of the poll. https://tv.jtbc.joins.com/poll/pr10011316/pm10062394#_drama-area
Here are the steps to vote:

1. Click the link below:
https://tv.jtbc.joins.com/poll/pr10011316/pm10062394#_drama-area
2. Log in to your preferred social media account (JTBC ID, Twitter, Facebook or Kakao Talk). Kindly click that part.

#SisyphusTheMyth #Life

3. You must choose 3 dramas and 3 variety shows (Please vote for Sisyphus and Life too )

4. Click submit then its done.

Please make sure that you must vote 3 dramas and 3 variety shows. And you can only vote once per day!
#SisyphusTheMyth #Life

5. Log out and log in your other social media account.

I already tried voting using my twitter and kakao talk and it works.

Hope this thread helps you to vote for #SisyphusTheMyth and also please vote for #Life too