Is it mandatory to take on both of husbands last names?

In the US there is no requirement to take a married name. You were free to keep your name. Sounds like your confusion has created a bit of a...

What do we have to do about my tenant r.v she left on my mom land because she's in jail???

Call a local wrecker company to discuss this- they deal with abandoned vehicles on a regular basis.

Can I sue ex for half the house ?

Talk to an attorney asap. There are potential remedies you might not be considering!

Did your attorney assist with this in the divorce?

CPS is investigating my ex for using is selling methamphetamine. He is refusing to cooperate. What's next?

The proper steps are to listen to your attorney. If you don't trust your attorney then figure out why.

How can I get my daughter back. She has been fully adopted by my mother?

You really will need to have an attorney review this but it sounds like your parental rights were terminated. If your rights were terminated then...

Received a rule 306 a notice.?

Sounds like a complex issue. If there is significant money to fight over then you should consult with an attorney in person.

What can I do to collect child support if My Ex did not pay for child support for 3 months, ?

You could start by retaining an attorney to write a letter to your ex. That should not be expensive and might resolve the issue.

I've have a twenty one year old visitor who does nothing and now states she is going to live with us

Call the police. Right now - stop what you are doing and call the police to get this trespasser out of your house.

Does my mother in laws POA give her the right to take my child, personal information,taxes, or property?

No. Such a PoA is not valid. You would be wise to consult with an attorney immediately before this gets worse.