Google has fixed what I always thought was a rather huge PITA. Previously when you imported contacts into Gmail from OSX Address Book, MS Outlook etc… it would put fields it didn’t understand into the notes section. Now it keeps track of them as it should. Yay, much cleaner contacts prevail!
Link to Google Blog post: http://gmailblog.blogspot.com/2009/06/new-fields-for-gmail-contacts-and.html