In general, (re)marriage should not increase or decrease one's child support obligation, regardless of the new spouse's income or the presence of stepchildren.
yes
Child support needs to be decided on by the court. In most cases, the noncustodial parent is responsible for something. If the custodial parent makes considerably more than the noncustodial parent, monies many not even be exchanged. To resolve this issue, it is best to file papers at your court house.
no
NO!
No
no
yes
no
Generally, no.
Yes, it can. Moving in with the other parent is grounds for "flipping" child support payments. However, this must be done by court order.
married or single?
Yes