On-line Music Studio w/pro master mixes FREE
This is a great site for collaberating music. Jam with musicians all over the world. Great musians to work on your and there songs. Just upload your song or download theres and work to gether for a complete song. There is people that will master the final song to pro studio quality.
http://fjam.zapto.org/forums/profile.php?mode=register&ruid=434
http://fjam.zapto.org/forums/profile.php?mode=register&ruid=434