First thing you wanted to learn

"Enter" is to pass the

- kicking range without being kicked. This include fast footwork, correct angle to move in, catch the right opportunity, have good timing, ...
- punching range without being punched. This also include to pass your opponent's wrist gate, elbow gate, and reach to his shoulder/head gate.

"Finish" is as simple as

- fist meets face,
- ground meets head,
- arm meets neck,
- ...

 

LOL thanks, I get it now.

 

I started because I was bullied horribly in high school. I said never again. It came true.