Lime wire
Qtrax
im looking for it right now...=.= Zippyshare.com
itunes
itunes
clubcreate.com
Frostwire
1. beemp3
4chan.org the rapidshares section.
i mesh is the best for downloading and listening the good quality music
I wouldn't suggest downloading free music because that could result into pirating music
Not if it is purchased or if it is provided by a licensed site. Programs like iTunes allow you to pay for downloading your music... that is legal.
Downloading music for personal use should not be illegal, but it usually depends where you downloaded from or what site