What would be needed to make the name change on the birth certificate?

She can file a name change petition; I am assuming she is an adult and therefore it should be a pretty easy process.

Divorce by mutual agreement

You have one of two paths to follow: 1. Default: filed FL-165 2. Uncontested or by declaration judgment: You and your husband need to...

I am not clear about what those "checks" represent; are they for her portion of the retirement? or spousal support? Either way, any attorney can...

Do I have to file a move away order if I move 40 miles away from my current home? Still in LA County. I have physical custody.

Wow right on the limit of mileage. My advice would be to move away and give her the notice and see if she challenge the relocation and then we can...

Can I get re-married legally if court minute order states my divorce terminates on 9-18-15?

You need to wait until you get a copy of the judgment and notice of entry of judgment back from the court.

Do I attach the Income & Expense Statement to the Response to Order for Child Support or do I file it separately, if at all?

Is this RFO through DCSS or the other parent just filed it? either was you need to file the response and the FL-150 9 court days before the hearing.

Now what should I do this was 10 months ago?

You need to attempt to serve again. If you cannot serve him you can get an order to serve by publication.

What comes next,

I agree with my colleagues. You need to exchange your declarations of disclosure. Fl-140, fl142, and fl-150 then file an fl1-141 with the court.

You can file an RFO re enforcement of judgment and ask the court to sign the documents on your ex's behalf.

It could be but there should be a lot more than just declaration default. Contact the court clerk.