You’ve gone down her rabbit hole; it doesn’t matter your assets but the income generated from those assets. It doesn’t sound like these are...

You can try DYI - but you have to be able to follow instructions carefully; see linked info: https://www.courts.ca.gov/selfhelp-guardianship.htm

Yes; otherwise you could be hiding surplus income available for support within the LLC.

You have to work it out with the other parent, but the normal alternative is to pick her up at the same time but from home or the exchange location.

She doesn’t need to notify you but it sounds like she is using undue pressure on your mom. You should consider filing for Elder Abuse but it...

You need to file your own Request for Order as an ex parte requesting what is called an Order Shortening Time in the alternative. You really need...

If by “there” you mean CA - yes; you file where you live

…and of course his community earnings will provide the basis for the support. If he accumulates arrears, you’ll have to have separate accounts and...

Since he is incarcerated and cannot have custody, your chances of at least temporary custody are 100%. However, if he gets released and...

If your divorce is final, you can obtain a copy from the court. If he won’t pay you what was ordered, you will have to consider various...