1) there is a list here

2) Well, you just need to keep calm, don't get over exited. Just stay where you are and collect your thoughts for a bit. Then stabilize the dream, like rub your hands and spin around.

3) Well, I think what you meant to say was WILD, not WBTB.

WBTB is just the action of waking up for a while in the middle of your sleep cycle.

But assuming you are talking about WILD, there are different ways you can do it. Like you can visualise stuff etc. But if I were you, read this.