Originally Posted by Garyuu
Of course. If you weren't allowed to post to a thread, you wouldn't have access to do so.
It applies to everything on both the site & the forum. If you're not allowed to do something, then you're simply not able to. Conversely, if the site allows you to do something, then you're allowed to do it. Simply relying on people to follow the rules of their own accord is a fool's game. ;)