Agree with the answer before, it should be fairly easy.

FIle a Reqeust for Order and address the issue in Court.

It should be filed where the child and prospective adoptive parent reside

You must do this in collaboration with an immigration attorney. This is not a "black and white" answer

In California you do. Consult with a lawyer who specializes in family law.

An attorney can apply to court to distribute money from frozen assets to pay for the case

You can’t change what your wife will say. But you have to always act inn the best interest of your children/stepchildren. Taking a parenting...

How is the amount of child support determined? Also, how is the time my sons spend with me determined?

In California, child support is calculated by a computer software known as the DissoMaster. All family law attorneys and family law judges use it.

I have an attorney and my ex is pro se, She has not filed and FL320 in response to my FL300, does this help my case?

You mentioned that you have an attorney; these questions should really be directed to your current counsel as that is the purpose of having a lawyer

If the child is of sufficient age and maturity, the court may, in its discretion, hear from child about the child's wishes.