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.
Enter text for the selected tracks' Category tag
Apply selected CD's CD Text to its disc and track tags
Display, create text file listing info of dead tracks
App displays files in iTunes Media folder which are not in iTunes library
Remove iTunes tracks disassociated from files
Parse Song Names and reassign the parts to other tags