Answer:
I mean goodbye for South Americans.
I am the second L in LOL.
I live off of a busy street if you want you can stay for an hour or two but if you don't pay rent I'll tell on you.
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.
I have a brother. However much we run we do not reach each other.
It weighs next to nothing but no one can hold it for long. What is it?