With Twares, United Tweets To Next Level

United Airlines is the latest carrier to jump on the Twitter trend and has introduced special fares available only to the people who follow the airline's Tweets.

United formally introduced "Twares," or Twitter-only fares, on May 21, although followers of the carrier's feed knew plans were in the offing. On May 15, its feed, @UnitedAirlines, announced that it had winnowed down...