Okay, I'm gonna' start at the bottom and work my way up.
Start a new topic by clicking on "New Thread" in each sub forum.
Account status is just whether or not you've clicked the button and I've approved it. It means almost nothing as of right now, but I can set it up so that your account has to be activated before you can post. Don't worry about it for now.
An ent is a living tree, usually. (Yes, that's what the tree things in LoTR were)
(I just answered this one a bit ago, I'm not repeating myself)
I mean Nowhere. Take it how you will.
There are no silly questions.
Yes, you have a lot of questions, Faith.
People only lose Karma when someone else clicks on "Smite" (or I go into their account and change the number)
You should give people Karma any time they treat you nicely, say something nice, or share their pretty pictures with you, or any other time they do something you like. (Or just because they're good people is a good enough reason.) In short, give people karma whenever you feel like it.
Yes, Smite takes away one point of Karma. Exalt gives one point of Karma.
Karma is just a display of how well liked/kind a person is. It's mostly something the people who host this board implemented for fun, and it's stuck around.
(Note that you can only Exalt/Smite once per hour)
*pant pant pant* That's a lot of questions.