Answer:
I don't live within a house, nor do I live without. Most will use me when they come in, and again when they go out. What am I?
I mean goodbye for South Americans.
Open me, and you can't see me without a mirror. Close me and you can't see me at all. What am I?
You kick me, you punch me, and you beat me up all class. When you leave, you don't even say thanks for allowing you to beat me up. What am I?
Late afternoons I often bathe. I'll soak in water piping hot. My essence goes through. My see through clothes. Used up am I - I've gone to pot.
Ripped from my ancestors home beaten and burned I become a bloodthirsty killer.