This article does not cover iPhone support in iTunes. For more information about iPhone support in iTunes, click here.
If music you purchased from the iTunes Store will not transfer to a Motorola phone featuring iTunes, please note the bit rate of the song (see below) and visit the following web page to contact iTunes Store Customer Service:
http://www.apple.com/support/itunes/musicstore/songs/
Scroll to the bottom of the page, complete the entire form, and click submit. In the menu where you are asked to "Please select a question," choose "I can't play one or more purchased songs." Also, be sure to include the name of the song(s) that cannot be transferred, the bit rate of the song(s), as well as the exact or approximate purchase date.
To find the bit rate of the song:
Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple's recommendation or endorsement. Please contact the vendor for additional information.