Once someone has to hire an attorney, the biggest obstacle to further litigation is removed.
If you are going to court for one issue, you might as well go to court to resolve the rest of the issues.
'support' is based on a percentage of the ex's income. If the ex's income has not increased in the last seven years, then there will be no increase in support.
if it has been seven years, then perhaps it is time to also revisit the custody arrangement. Circumstances and the best interest of the child have most probably changed over that time period.
If the other parent is a fit parent, why would you object to them raising their children in their own home in lieu of their paying child support?
Art. 234. Parental choice to receive child at home in lieu of alimony payments.
The judge shall pronounce likewise whether the father or mother who may offer to receive, support and maintain the child, to whom he or she may owe alimony, in his or her house, shall be dispensed in that case from the obligation of paying for it elsewhere.