If the umbilical cord has been severed between him and his mommy?
A confidentiality clause where the couple keep certain subjects between them, and not to include friends and family.
That raising the kids and the discipline will be discussed between the couple.
And if each party feels the need for outside advice, they are free to ask but must discuss if it's the right course of action to take.
Visiting families on holidays will be split evenly in time spent with each family, and the dollar limit on gifts.