Yes.
No. The minor has the same needs as before which the parents have to pay for. The minor and the father of her child will have to pay for their own child.
Their legal parent(s) or guardian(s).
The existing court orders must be modified.
Having a baby does not emancipate your child so yes you have to.
Yes.
It doesn't change.
yes
No, the other parent is liable.
It depends on the terms of the separation agreement, but in general, no: giving up your rights as a parent does not necessarily release you from your obligations as a parent.
No. Child support is an active order of the court and the obligated parent should not cease paying as ordered regardless of the change of circumstances. To do so would leave the obligated parent in a position to be charged with contempt of a standing court order and subject to penalties including the possibility of incarceration.
i am a custodial parent in Michigan. I've been to court to fight it, but unfortunately it is law that if the noncustodial parent is incarcerated they do not owe child support for the time that they are locked up. but if they owe back child support then you can seize anything they own.
No. What you suggest is not possible.