How or where else can we get help with our often disoriented and non-cooperative elderly father in Las Vegas?

I'm sorry for your situation. Given the facts you've stated, since you DO have the POA for Health Care Decisions, that may give you authority for...

When a decedent owns property in two states, which state gets primary probate?

I concur. Where the decedent was living at the time-of-death and has residency or domicile has the primary authority.

Can a last will or estate plan override divorce agreement?

I concur wholeheartedly. Having an Estate Planning attorney review what was actually signed years ago is of paramount importance in determining the...

If the Trustee refuses to provide both an Accounting plus a COPY of the Trust, have your Attorney file a Motion to Remove and Replace the Trustee...

How can I change a will?

You can discuss the changes you want over the phone with the attorney, and the office can bring the updated documents to you for signing.

What legal recourse do I have if I feel that a living trust has been violated or broken

While your parents are still alive THEY are the beneficiaries of the Living Trust. When one of them dies, the other is the Beneficiary until the...

Powers of Attorney (either for heath care or general powers) should be reviewed periodically and updated when needed. Too many people just 'leave...

I concur. While the current outcome is not 'fair' it is what your Mother had in place at the time of her death. This is exactly why I always...

What are my options?

The sooner you get an Estate Attorney involved the better. Foreclosure on the house for non-payment of the mortgage will severely limit the...

Normally, an irrevocable Trust cannot be changed unless the Powers of the Trust make it okay. I'd sit down in person with n Estate Planning lawyer...