For those of you who don’t know or use GMail… you really need to check it out! I no longer use Outlook, Entourage, or iMail… only GMail. Check it out here.
But for those of you who DO use Gmail, may I recommend GTD Mail, a super-cool extension for Firefox. It allows you to incorporate all of David Allen’s GTD principles into the Gmail system. Combined with Google Calendar, it is the only information management system I use. Click below for a full screen shot: