For more helpful how-to guides, check out the TUAW Tips, iPhone 101 and Mac 101 topics. After discussing how my iTunes library is set up with a few readers in the comments on my First Impressions/2G ...

When trying to free up drive space on your Mac, one of the first things you can do is move the iTunes Library to a portable hard drive. Here's a detailed guide on how to back up your music, movies and ...