Success and failure a question of rotation
The time when the difference between success and failure begins to depend on the depth of your squad and how you manage your resources.
The days when a club would rely on one group of 14 or 15 players throughout a season are long gone, especially in Italy and Spain where player rotation has been a routine practice for decades. But when it comes to the core group there are some big differences between countries and between clubs within those countries.
