One of the best and most overlooked ways to have a good advantage over any opponent is the FIFA 11 Custom Tactics menu. The menu can be accessed from the home screen / main menu, just before starting every match and during a match anytime you can...
Many, many FIFA fans enter into most games skipping the Team Management options, not realizing how this is critical to how your game will pan out. Ever notice that guy who immediately hits start as you enter your match, having his squad greyed out...