http://soundcloud.com http://soundcloud.com definitely forms part of this. Especially when you link it up to Facebook via the http://rootmusic.com http://rootmu

http://soundcloud.com http://soundcloud.com definitely forms part of this. Especially when you link it up to Facebook via the http://rootmusic.com http://rootmusic.com service. These three are basically the holy trinity when it comes to unsigned bands promoting themselves these days.