Can I legally move my children to another state without their father's permission?

I am assuming when you separated 2 1/2 years ago you moved from Illinois to Missouri. Since no divorce has been filed or entered, there is no law...

Do I have rights to visit my child as their biological father

I agree with Ryan but I would add that your felony charge may affect decision making. Certain felonies affect custody, by law. You did not...

Is there a way to write up an agreed upon modification to a custody schedule that would be recognized legally?

You can have an agreement written up and it must be approved by a judge in order to be binding. However, what you are correct in worrying about is...

What should I start with?

I also agree with Mr. Dulle that you should hire counsel. You can also request an administrative modification of your support from Family Support...

Is there an appeal process? Could there be negligence on the service provider for leading me to believe everything was okay?

Any claim you had may be affected by your service contract with providers. Do you still have that paperwork? I recommend finding a new II...

Am I still financially liable if she fails to make payments or short sells the house?

I agree with Ben's answer above but I have an additional question...was this a Missouri or Arkansas decree? I can only answer about Missouri law.

If he's behind in payments an gets a notice that his tax return will be taken are they still going to with the arrangement set?

First, tax intercepts are handled by Missouri Family Support Division...not the courts. If you ever received TANF then you assigned your arrears...

Our office handled Juvenile matters in St. Charles County Juvenile Court weekly. I strongly suggest you call our office and ask to speak with Pam...

Original divorce says.Until minor children have reached majority or become emancipated, nothing 2 pay post secondary education

This answer is a little more complex that the prior answers. First, it is imperative that your lawyer reads all versions of your decree and...

What can I do?

It sounds like you already have an attorney. You have to discuss these issues with your current lawyer. These boards are wonderful ways to get...