File a Request for Order to modify custody and present all of the facts regarding school along with proof that he is staying up until 2 or 3 if you...

If you are not through to the judicial officer, you really need to hire counsel to assist in presenting your evidence properly.

He can come to an agreement with your mother - if it is her that is owed the money.

Yes - the court can order you to release the exemption to the other parent if his support, as calculated by DissoMaster, is based on him having it....

...apparently you were not successful in getting an increase the first time, so getting it soon thereafter will be difficult. It’s not what you...

You seem to be interweaving the two: he gets visitation whether he pays child support or not.

You will have to file a Request for Order that he be served by publication - and you will have to show due diligence that you have tried everything...

...and you cannot just show the County Recorder’s office the error and ask them to fix it. If that were the case, anyone could go in and say...

...if you have a good reason as to why you didn’t respond resulting in the default.

You will have to make notes and prepare a factual declaration; you can request that he take parenting classes if he requests custody, but know...