Answer:
People walk in and out of me. They push me and I follow. When they walk out on me I close up and I stay waiting for the next person to walk into my life when I have a more open mind
So simple, that I can only point. Yet I guide men all over the world.
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
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.
Whoever made me doesn't want me. Whoever bought me doesn't need me. Whoever uses me doesn't know me. What am I?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.