One of my all time favorite bands of all times Nine Inch Nails has released all of their music for free in mp3 format. Yes 100% free, including instrumental versions of songs, remixes and all the stuff you can buy in the store from Trent Reznor himself.

http://remix.nin.com/member/trent_reznor

On top of that, they are giving away multitrack audio files for garage band for the following songs.

http://yearzero.nin.com/

1. the beginning of the end
2. survivalism
3. vessel
4. me, i’m not
5. capital g
6. my violent heart
7. god given

Well this means 3 great things.

1. Free Music.
2. Free Ringtones for iPhone.
3. Great fun playing around with iLifes Garageband.

How to Create Ringtones with Garage Band

First you need the latest version of GarageBand 4.1.1 or later, iTunes 7.5 or later and iPhone software version 1.1.2

1. Simply open garageband start a new project.
2. Drag and Drop the mp3 in the project.
3. Highlight up to 40 seconds of music that you want to use as your ringtone.
4. Click Share on the top menu bar, then Send Ringtone to iTunes.