Is there a way to freeze the account before starting a divorce?

A better solution might be to withdraw the money.

Final divorce decree was signed and husband wants to amend property section to add the lease of the car in his name.

You're paying the price of not having your divorce handled by an attorney. Get one before any motion is considered.

The settlement will not affect child support but may - if it's large enough - alter spousal support calculations. Consult a local attorney and...

What rights do I have in this case?

It's impossible to tell based on the limited amount you posted. Consult a local attorney and discuss the matter in detail.

Phone calls from other parent

Request an order limiting the calls.

I am divorced and pay my ex-husband child support and alimony. He has the kids on his health insurance and I pay half the cost.

You should comply with the order unless and until it's modified.

What happens to the land contract?

This is a real estate question, not divorce - get a local real estate attorney to review the transaction ASAP...and get title insurance!

Our divorce attorney filed the first instead of the final draft of the parenting plan. How do we correct this issue?

Get the attorney to file the proper papers. Was the first draft signed???

I need a pro bono lawyer who specializes in family law/civil appeals-appellate lawyer.

Yes. Get a local attorney to deal with it.

My husband left me in 2006 I hired an attorney to get a divorce but he couldn't be found Can I have him pronounced dead

Probably not. But you can check death records.