Yours is the mightiest story I have read for a long time. What a bad ass mama bear you are. You will prevail because you are that kind of person. Sending you the fight to see this through and recommend you employ grey rock on your ex and his wife. I suggest that if you no longer qualify for funding that you make an official arrangement with your ex so the support is recorded as a financial commitment he has made to kick you off the program. Does your nursing job have benefits that include free or subsidised legal aid. Here nursing is unionised but not sure of your location.