If you are into macros in your MMO gaming, you can assign macro key combinations using the five extra macro keys on the keyboard.

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In the past five years, the airline industry has seen the combinations of Delta with Northwest, United with Continental and Southwest Airlines Co. with AirTran.

WSJ: What an American-US Airways merger means for you

After the combinations by the Ronson family, there are now five apartments left.

WSJ: Pieces of a Mansion Puzzle on Block