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My mother as dementia and she no longer can make sound decisions,and we do not have a power of attorney,

It would be your mother's decision who she wants to serve as her Agent under a Power of Attorney, not your other sister; however if your mother has...

Can I go to County records in Nevada Las Vegas to file power. And last will and testament of attorney

Typically a Financial Power of Attorney is recorded with the Clark County Recorder if the agent (you/sister) is selling real estate. I have not...

So my mom is 39 I was wondering if my grandmother, her mom is able to fix papers for her and if so how long will it take ?

Unfortunately your question can't be answered, as there is no information on what 'papers were fixed', and the purpose of those papers. I suggest...

You should contact an attorney immediately to discuss the next step and costs. The attorney will need to review any documentation you may have,...

How much time do seek legal advise

Unfortunately your post does not have very much information to offer any kind of answer, except that you should contact an attorney practicing in...

Firstly, sorry for your loss. As your brother was a resident of Las Vegas and owned property here, a Probate estate will most likely need to be...

There are 2 types of POA's - Financial, which will allow you to take care of your Aunt's finances, etc, and a Healthcare POA which allows you to...

How does one revoke power of attorney based on incompetency?

Your mother is the only person able to revoke or remove and replace the POA, if she has the capacity to do so; However if the current 'agent'...

If you cant get a copy of a trust from someone what action are taken or what court do you go to??

There is not enough relevant information in your post to accurately answer your question. Is your father deceased? Who is 'she'? Are you a...