Should the company who I paid to have the insulation installed be liable and what are my possible actions

The answer would be to what are your damages? That could be cost of cleaning, time away and any damage.

Can my mother "override" my custody agreement with my dad and stepmom?

If there is a modification filed, seek counsel.

How old do I have to be to own a liquor store in Mississippi?

Please see Mr. Zimmerman's link. Additionally, you will need to retain counsel if you meet the criteria to enable a proper transfer and sale

Can I be charged ?

Depending on the actions you took and knowledge you could be charged. I suggest speaking with an attorney. Certainly if you are charged get counsel

What can happen to him if he did it? He has an open case with immigration. If they find him guilty what could he be facing?

Much depends on the charge and previous charges. They will need an attorney. I know myself and others offer a free consultations.

Can this felony be expunged from my record once probation is completed, and if so, what are the proper steps in doing so?

Your only option would be a pardon. This is not able to be expunged

You need to consult an attorney. Mississippi does not have a trial period guardianship and a POA will not work. Also, the custody arrangements you...

What if the Plaintiff was contacted by a local newspaper. Could they speak to the local newspaper without hurting the case?

My personal policy when contact by media is to state I do not comment on ongoing litigation

Criminal Defense Attorney stands in middle of store and shouts is client is guilty, he's guilty, he plead guilty and he's guilty

If a client pleads guilty in open court it is public record

How do I get temporary custody

I strongly suggest speaking to an attorney, and allowing him or her to file the necessary paperwork in your chancery court. Many, including myself...