Do I have a case for negligence and is this something worth pursuing?

No negligence here maybe a conversion claim. Even that is weak and not worth the damages for an attorney to get involved. Did your friend have...

If the car and insurance are both in their name would I as a parent be liable if there were an accident or damage.

Likely yes as they are still a minor. But the coverage purchased would have to be exceeded before your's kicked in.

Which Lien form should we be submitting?

Speak with the representing attorney. In FL, I do letters of protection all the time for the medical providers.

Sister in car accident. Her beloved dog panicked and ran off never to be found. Can she sue for emotional distress, etc.?

William Right's answer is solid. Unfortunately beyond the value of the dog, there is nothing that can be done.

How do you get the attention of auto insurance companies to pay hospital and other medical bills due to a serious accident?

Contact a local personal injury attorney. I'm not sure if SC is a PIP state or not. In FL, your own PIP will cover initial costs up to $10,000.

I wanted to know if I could take the guy that hit my car to court for loss of property and medical compensation?

You certainly can begin a case. There are many attorneys that are local to you that handle this area. You use the find lawyer feature and contact...

What further information do I need to gather to make a case against this rehab?

Contact an attorney who practices Medical Malpractice immediately!

Liability Insurance - Claim Rejected, details of policy were not provided until after the claim was filed. Is this allowed?

In FL there would be multiple ways to approach this problem. Contact a local attorney to explore all options available in your area.

It means they carry $15,000 per person, $30,000 per accident of bodily injury coverage. If this is not enough to cover your injuries and you have...

If things don't work out can they fire me or can I quit? & do they pay me via payroll or by check from the company account?

This should be directed towards in Immigration attorney. I will update the practice area for you.