With the approval of the court, provided Welfare is not involved.
The person with full custody has the right to have the child live with them permanently and has the right to make all decisions regarding the child without interference.
If the mother has the full custody then she can take the child, and she can get the child support. If she doesn't have the full custody, then she is not allowed to take the child without the father consent, but she still can get the child support.
How does he have any visitation rights with a custody and child support order?
You may have to pay child support to the one who has custody of your children.
her choice
Custody is a separate issue from money. Child support payments are about money. Custody is about who raises a child, who is in charge of that child and with whom does that child live.
By determining that the right of a parent to primary custody of the child supersedes the best interest of the child.
yes
Yes, being granted full custody does not relieve the other parent of their financial obligations to the child(ren).
Welfare will help in obtain child support and/or state aid.
Yes; he can.
Certainly some evidence of responsibility (ie paying child support, job, time spent with the child) would help your case. Joint custody, however, is not just for the purpose of reducing child support; infact the child support you pay is nowhere near what it costs to raise a child. Consider the ramifications of your sharing custody--what is in the best interests of the child??