Obviously not. Get a lawyer! This self-help path will traumatize your kids and complicate your getting reasonable visitation.

Duplicated settlement

She will need to retain counsel to defend this claim and to explore a claim against her first lawyer.

Is a Federal Express letter delivery classified as a "mail" delivery??

Unless the contract specified mail or 3rd day delivery, this receipt should suffice.

What type of legal representation?

This claim will probably not be cost-effective to pursue due to the distance and relatively low amount. You could sue in small claims court but...

Am I obligated to report my Dad's tax evasion?

No you have no disclosure obligation here.

I was just contacted by a "legal mediation firm", about a payday I supposedly took out, what should I do?

Fake, fake, fake!!! Hang up on them.

Bartering scenario you decide is this TAXABLE INCOME loss or gains tax etc

The law is clear that the value of housing, goods or services exchanged by barter is taxable income. Sounds like self-employment income too.

Small claims JP court delayed serving of papers and setting a court date by eight months. Now what?

1. Yes. No. 2. Use a more zealous and skilled private process server and resort to substitute service methods described in Rules of Procedure.

Tax return?

Yes you do and yes it is s crime not to report all your income.

Can you get a divorce without one of the parties being there?

I’m reclassifying this to Family Law but generally if a defendant has been served and does not appear at trial a default judgment can be entered...