if you are looking intra-day breakout/breakdown setups, you will need 3-4 wide screens
#1 at lower left: SP500 E-mini future and Nasdaq 100, 5 min and 1 min charts and level 2 plus tape.
#2 at lower right: 3 to 4 stock's level2 and tape, with blogger on top
#3 and #4 on top, 6 to 8...