...after which the other parent, school administrator, or local constabulary reports you to the government's local social services liaison who begins proceedings to remove your children from your custody.
Probably never, because they'll marginalize your child in their disapproval of you. It's valuable for children to start from a decent status in their peer group.
To whom they must say, "Mind your own business," "Do your own job," and "Unless you're here to arrest me for committing a crime, get out of my house."
At what point do you stop caring what the neighbors think and start living your own life?