Can a spouse be sued for adultery and the third party for concubinage?

Absolutely 100% NOT. California did away with this a long time ago. There is cause of action for adultery and certainly not for "concubinage."...

I am getting married June 1, 2018, it was recently brought to my attention that my previous marriage in 2000 may not be annuled?

That is not how annulment works in California, but it might be in North Carolina. You will need to speak to a North Carolina attorney to figure it...

Can I terminate my ex's parental rights if he has no visitation and I change our child in commons last name to mine? California

It is not possible without an adoption by a new spouse. It is incredibly rare to the point of impossible to have rights terminated without an...

Hello, How can I get proof I am still legally married in California?

That is basically asking you to prove a negative - that you are not divorced. There is no way to prove a legal marriage except to provide your...

Can an ex spouse in CA claim back child support even if the county office of child support says nothing is owed in arrears?

I am concerned by your perception of what the child support agreement is. Child support is paid based on parents incomes and custody time share....

As the father that pays child support can I take steps to sign my rights over or does that custodian have to start the process?

I have no idea what you or your ex think "sign your rights over" means, but if you mean terminating your parental rights, you cannot do that. That...

Don't have visitation rights and Ex changed our child's last name, Can I terminate my parental rights?

No, you cannot terminate your parental rights. That does not exist in California unless your ex is having a new spouse adopt the child. I agree...

She will likely set aside the default and file her response, and the case will move forward with her participation.

I can only speak to the divorce aspect. The court will not care if you have a physical address, a PO Box, or a "virtual address." You just need an...

Will I have to pay back child support from the day my daughter was born?

The mother of your child cannot collect backpay from you, no. If she wants support, she would file a request and could only collect from the date...