ITunes is a free program developed by and available from the Apple Corporation, that can be downloaded to a Mac or PC. You can also use iTunes on an iPod, iPad or iPhone. Once you've downloaded iTunes, you can copy tracks into your iTunes library or buy music from the Apple iTune store [sources: Netcis, PCWorld].

Here's how to add music to iTunes from audio CDs.

  1. Open your iTunes application.
  2. Put a CD into your computer's CD drive. A dialog box will open asking if you want to import the CD.
  3. Select Yes if you want to import all of the CD's content into your iTunes library.
  4. Select No if you only want to import some of the CD's content. Then click the boxes by the tracks you don't want to import, so that they no longer have crosses in them.
  5. Select Import CD. ITunes will import the tracks.

Here's how to add a music file to iTunes from your computer.

  1. Open your iTunes application.
  2. Select Preferences and open the Advanced tab. Ensure that the default setting is Copy files to the iTunes Music folder when adding to library. Click OK.
  3. Select Add File to Library from the File menu. On a Mac choose Add to library.
  4. Browse your library and choose the music file that you want to be added to your iTunes. ITunes will now copy the selected file to the iTunes music folder [source: Apple].

Here's how to buy music from the iTunes store, and put it on you iTunes.

  1. Access the iTunes store on the Apple Web site.
  2. Choose the music you want by looking through the available categories that Apple offers.
  3. Click on the type of music you want, and then locate the precise track you would like to put on your iTunes.
  4. Click on it and follow the instructions to pay for it. Once paid for, the music will automatically download onto your iTunes [source: Apple].