I'm sure this has been asked before, but I can't find the answer anywhere. How do you subscribe to certain forum threads? I know I've done it before because I'm subscribed to a couple, but I can't remember how to do it.

...Finally figured it out after several months and it was about 2 minutes after posting this question. -Sigh.

Answer: Next to the thread title at the top above the first post, click the check mark on the right.