What can invalidate a trust in California?

There must of been lack of proper execution, provable undue influence, or lack of capacity.

What should I do?

There is not much you can do if you both own your units. Ignore her or consider filing a retraining order if that does not work.

Purchased pre need burial plots for parents length of contact was 60 mos. Father died In the 21stmo mother pass in54 th mo.

You don't pose a question here. Please try again.

Can the disbursement of a will be purposely delayed?

It is not appropriate to purposefully delay a distribution. Tell the executor you do not plan to sign anything - that should not stop him or her...

Take a deep breathe. You do not have to pay a probate lawyer up front and anyone who says you do, hang up and call someone else. Probate...

If you have a notarized copy, get an attorney (don't think you can do this without one) to file a quiet title claim and get an order to reform the...

How can I find out if the last will and testament that states the successor trustee was not altered by changing the name on it ?

Hard to say. Why do you think he did change it or might have changed it? Much more information and a review of the documents would be required to...

You must prove your case. The deposition testimony can help but if you try to rely on it solely, you will have issues. Use it as a guide, know it...

Is inherited property from husband to wife with a will subject to probate? Would it supercede joint tenancy in a partnership?

Joint tenancy trumps a will. The brother owns it based on the title you state above.

Can I take court action?

Your question is vague as to what is going on. That said, you seem to describe damage that has not happened but that you anticipate happening. ...