[Gmail-Users] Re: Creating groups of email addresses

This is the best workaround we've got yet. I use it for several
groups.

http://gmailtips.com/tips/gmail_tip_26_creating_a_pseudo_address_group!.html

Several people have also used Gmail's suggestion feature, below, to
suggest Labels for Contacts, like the ones for messages. I like this
option and have suggested it myself.

http://services.google.com/inquiry/gmail_suggest/