Can i still get child support if me and my husband are married now..We live together?

No. Child support orders terminate upon the marriage of the parents.

WA state laws against deceptive practices in corporate contracts?

Your main cause of action would be for breach of contract.

I maxed out my 401k with my w2 employer for 2019. Now I have a gig using a 1099. Can I start contributing to my SEP?

You're wise to consider the tax implications of your situation. You should retain a tax attorney to maximize your advantage. See...

Puedo sacar mi licencia en Washington si mi licencia de Maryland me la supenieron?

La ley del estado de Washington prohíbe la transmisión de una licencia de conducir a alguien cuya licencia está suspendida en otro Estado.

Using text messages with declaration?

In family law, there isn't a jury, so evidentiary ruling require the judge to see what he or she is ruling about. There might be some questions...

Help - just laid off!

Not every ungracious action by an employer comprises a cause of action at civil law. See http://www.lni.wa.gov/workplacerights/

Is it illegal to set up a catfish account of a minor with the intent of catching and reporting predators?

There don't appear to any mentions of "catfish account" in the published opinions of the appellate courts of the State of Washington.

Can I sue my employer for firing me for not accepting last wages for hours worked then the original agreement

Lawsuits for unpaid wages can be very profitable. See also: http://www.lni.wa.gov/workplacerights/

The DOH has a form for correcting a birth certificate, but if the certificate is already correct, they won't change it. ...

See RCW 11.125. (https://app.leg.wa.gov/RCW/default.aspx?cite=11.125). You might need a guardianship.