Every Xbox comes with xbox live
Example I bought my Xbox for $299.99 and I got the month of live for free
No.
No
no xbox 360 games do not work on original xboxs
Yes.
It works for all xbox 360 consoles of any year or type
You don't only some original xboxs games work on xbox 360, usually the last ones out for the original xbox.
yes because xbox is a high powered company than playstation thank you for your time ;]
You can either play on the same xbox or you could do a system link with two xboxs.
how much memory does xbox live need/
Unfortunately, you can only use 360 controllers with Xbox 360's, but not with the original Xbox.
do you mean routers? and no you dont you can connect quite a few to one on most routers you can connect about 4 wired and quite a few on wireless
You cant sell a Xbox live profile.