Yes but make sure the loan is violative of state or federal law. Consult with experienced attorneys in the state where this occurred. Many...

Both must sign. If she is in deed, she will claim some of the profit on the house and can force the house to be sold in the future. You may be...

You have to have the payments and contacts analyzed and an accounting done.

Use the Avvo search tool to find an attorney. https://www.avvo.com/find-a-lawyer

You will not go to jail. They may repossess and or sue you

She can sign or you can file a partition lawsuit.

If your last payment was within the statute of limitations for oral contacts they could sue you for the balance. You might be in a good position...

Yes but you may have a lawsuit on the real estate agents for not advising you of this.

Yes but the lender will consider that among all other factors.

There are avenues to improve your credit scores. Look online for the many resources and instructions.