Contact a family law / CINA attorney as soon as possible. You need proper representation in the difficult case.

Child support most likely continues until your son graduates from high school. I'd file a request with the court and state that he turned 18 and...

Will this be an issue and a reason not let me in the country?

I wouldn't expect that a public intox charge would effect your ability to enter the US. It's a simple misdemeanor that can be expunged.

Do I have to provide insurance if he is in Kansas?

If the court has ordered you to provide insurance, then YES you must provide insurance regardless of where the child lives.

How is leaving a note with the salutation "jackass" and no threats against the law?

I'm surprised that this was charged given the information provided. I would guess that there's more to this story. You should contact a criminal...

How serious is this issue ? What will happen when I go back to court?? Can I still involve my previous public defender??

That's certainly a problem. You should apply for court appointed counsel for the public intox change and inform the court that you want the same...

Child custody

Your opinion is that it's not best and his opinion is that it is. If you and he cannot reach an agreement that decision will be left to the Court....

How can i make sure the courts will see that the children are unsafe with there father?

Calling DHS might be your best option. Generally, if the kids aren't hurt, the court won't act.

Can I move out of state if I have primary care and want to marry someone in Arizona? Complicated by abusive ex.

If you have primary custody, you can move with the kids anywhere you want. He can file an injunction to try to prevent you from taking the kids,...

Can I get released from probation for there over sight?

If it's within 30 days of your sentencing, you can file for an appeal. Another option is to file for post conviction relief. Realistically,...