If a parent gives up custody can the new legal guardian of the minor take the minor out of the country the minor has a passport

Both parents would have to consent or at least be notified of a hearing to legally appoint a guardian.

How can I get legal guardianship of my 16 year old niece that already lives with me full time?

Best bet-get an attorney to advise you and file the 751 petition.

I am named as the primary beneficiary for my mother's life insurance policy. How long does my step father have to contest this?

I agree with attorney Pankowski. This could be an estate claim question or a statute of limitation question or both. There is little that you can...

Yes-one person can change the survivorship to tenants in common(1/2 outright ownership).

Lived & died in one state, will done in another

Florida-where he was a resident. What county was he a resident? Maybe I could give you a referral.

It is possible if you were an owner-you need an attorney advisor ASAP.

Can a person named in a trust also have POA?

He can give you a POA. The trust controls the trust and the POA usually everything else. If you are successor trust or active trustee-you should...

Can an heir make a legal claim on specific personal items in an untestated estate.

NO-BUT they can request an item as part of their distribution at the appraised value.

Can probate be initiated by the only heir, who declines becoming the administrator of an estate with no will?

Your best choice might be to do nothing and ignore the estate. A creditor can start the proceeding without your help if they desire.

How can I find out what all my fathers bank accounts b4 he died?

In addition to other posted answers-look at tax returns for clues on accounts that reported taxable income.