We've been after you for months to start following the Twitter pages of airlines (to say nothing of, achem, following our account). You no doubt already know that LCC's like Virgin, JetBlue and Southwest tweet deals every day and are more than worth your time. But what about the big boys?

United is one of the major airlines with a regularly updated Twitter account, which they also use to announce Twitter-only deals. Keep that in mind as our story unfolds.