Use scanf-like and regular expressions pattern-matching to disassemble groups of song names and reassign text to correct tags. For example, parse the song name XTC - English Settlement - 15 - Snowman using the pattern %a - %l - %t - %n, sending artist, album, and track number to their appropriate tags. Read Me is quite clear and helpful.
Export selected playlists as individual XML or M3U files
Copy chosen tag info from one set of tracks to a different set of tracks
Convert selected tracks and export the converted files to a new folder
Display, create text file listing info of dead tracks
Batch-append text to comments
Remove iTunes tracks disassociated from files