How to flash the Samsung Galaxy S II HD E120 L/S/K

I explain how to flash the Team Leader ROM on the Samsung Galaxy S II HD E120L, E120S and E120K. This ROM is good if your device was sourced from Asia, and it has an SMS character restriction on it. E120L Guide: http://forum.xda-developers.com/showthread.php?t=1645878 E120S Guide: http://forum.xda-developers.com/showthread.php?t=1577268 E120K Guide: http://forum.xda-developers.com/showthread.php?p=25921347