i have to move because my land lord does want my son staying with me

Landlord-Tenant statutes are online: http://app.leg.wa.gov/RCW/default.aspx?cite=59. The Legal Action Center might be able to help:...

Can wrong designation revoke I-140

I concur with your company attorney. It appears highly unlikely that there would be any problem with that. https://www.uscis.gov/i-140

RCW 74.20A.260 Industrial insurance disability payments subject to collection by office of support enforcement. Disability payments made pursuant...

See RCW 7.72 (http://app.leg.wa.gov/RCW/default.aspx?cite=7.72).

What are my rights as a state employee with mental health problems?

Employment is a contract, with certain exceptions. See http://www.lni.wa.gov/workplacerights/

Passport Visa name mismatch

Perhaps you should contact the appropriate authorities to correct one.

Could I be evicted from an illegal unit?

See the RLTA: http://app.leg.wa.gov/RCW/default.aspx?cite=59.18. Maybe the Legal Action Center could help:...

Can the police take you out of drug treatment center on felony warrent

You should speak with a criminal defense attorney. A warrant is serious. Police have to do their jobs.

You should probably get a business license: http://bls.dor.wa.gov/

That appears to be one of those things that could go either way. http://app.leg.wa.gov/RCW/default.aspx?cite=59.18