We all understand the need to be careful with money. It is (or at least we are convincingly led to believe that it is) a limited resource. Yet it is not the only thing that we would be wise to avoid parting with too freely. Though we think hard about every withdrawal from our wallet, we often apply far less thought to surrendering our power. Without even realising that we are doing this, we allow people and situations to get the better of us. Now brings you an important chance to regain an advantage that you feared you had lost.