See https://app.leg.wa.gov/RCW/default.aspx?cite=7.70

Can i sue my dentist for malpractice?

See https://app.leg.wa.gov/RCW/default.aspx?cite=7.70

Can I sue a healthcare organization for signing me up for a policy, and charging my bank account that I never signed for?

If they refund your money, you have no damages.

How can I sue an air line ?

Use the "Find a Lawyer" tab and make some telephone calls. https://www.avvo.com/find-a-lawyer

Do I have a valid lawsuit?

Maybe the Tenants Union could help you. https://tenantsunion.org/

What to do when parent has physical custody & wont let other parent have visitation. The judge set the terms of visitation.

Failure to obey a court ordered parenting plan can be grounds for a motion for...

Does the co signer have the right legally to take my vehicle he co signer for?

In determining property rights regarding a motor vehicle, courts can consider the documentation (i.e. title, registration, loan documents, etc.)

Can you submit juvenile dependency petition / criminal in another family law if it involves your child along with one whos not?

In general, courts can consider relevant evidence in accordance with the Evidence Rules. ER Title...

How likely is it for me to get sole custody of my child?

You should petition for modification of the parenting plan. See...

Can I live with my grandma in Washington, and what are the consequences?

You can petition a court for...