Not sure about the registration question in MS, but I would say that you should execute a new POA with the change so there is never any confusion. ...

As the sole heir/trustee, what rights do I have to collect a LARGE personal loan given by the deceased lender to family member?

Two things to add: 1.) it sounds like the loan is in writing, that is good. 2.) there could be a statute of limitations problem but most likely not...

Do I need a probate attorney?

I agree that going in pro se is a huge risk. If you win you likely can use estate funds to pay your legal fees but if you lose you are probably...

Power of Attorney

Depends on the terms of the POA, but it is possible. The POA has to be effective as of now (and w/out your incapacity)

Power of Attorney

Depends on the terms of the POA, but it is possible. The POA has to be effective as of now (and w/out your incapacity)

Power of Attorney

Depends on the terms of the POA, but it is possible. The POA has to be effective as of now (and w/out your incapacity)

In march this year the will (estate) was done. Me my sister & my mother each received 1/3 of the estate. Then in august

Sounds like extortion to me. Get a lawyer.

Should I agree to appoint another sibling as Executor of Great Aunts estate?

You should not agree to anything before having your own representation. Most likely the attorney only represents this proposed executor (actually...

My mother died about 10 years ago, small estate, and now I rec'd info on a small insurance policy.

Check with the probate court. If you are a named beneficiary however you should not need any probate items.

I am going to court to remove my Aunt as the executor of my Grandmother's will. Is there anyway I can recoup the cost of a lawye

I agree with the other attorneys who answered. You need an attorney. I work in your area.