When your forum thread receives a message, or when you are quoted, you should get an inbox message so you'll know to check.
Quote from Maddox
When your forum thread receives a message, or when you are quoted, you should get an inbox message so you'll know to check.
Interesting. I know a lot of forums do that, by sending you an email. I don't know whether it would be annoying here though 
Invisible War FTW
No, it wouldn't be annoying considering the forums aren't THAT active.