Answer:
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
I am rubber you can eat!
Railroad Crossing, look out for the cars. Can you spell that, without any R's?
I'm not really more than holes tied to more holes; I'm strong as good steel, though not as stiff as a pole.
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. What am I?
Brings the sky a lot closer.