You are only allowed to get the free songs from iTunes for free.
No its not free
iTunes features a weekly free song which is usually changed every Tuesday. (See links below)
No, but some podcasts are free.
iTunes or LimeWire
No
itunes
you can't Yes you can you go to radio head (which is on itunes) and they offer free songs that you can remix
nah, itunes songs cost $0.99 each.
iTunes Free Single of the Week
There is free songs but it's too little maybe 10% or 20%
no it is free but it costs to buy things from itunes.