it also cuts down on the leverage game that some CPs play with the NCPs.
give me what i want or i will go for support, back support, more support - you name it, it has probably been used more than once.
if the father were to establish the order, there are no idle threats that the CP could use. everything is straight forward and upfront. and it definitely shows love and respect, not to mention genuine concern for the child when he does do this.