Look under Music, scrolling all the way down past the first screen, for Folders.
If you don’t see Folders, update your firmware as in this thread.
http://forums.sandisk.com/sansa/board/message?board.id=sansafuse&thread.id=33874
ID3 tags–Album, Artist, etc.–are pretty useful ways to navigate.
You can learn about them here: http://forums.sandisk.com/sansa/board/message?board.id=announcements&thread.id=201&view=by\_date\_ascending&page=1
