Here are some helpful websites.
WA State Landlord/Tenant Law (short): http://www.lawhelp.org/documents/1593216300EN.pdf?stateabbrev=/WA/
WA State Landlord/Tenant Law (all): http://apps.leg.wa.gov/RCW/default.aspx?cite=59.18
Mr. Landlord (forum): http://bbs2.mrlandlord.com/
Landlord Information/tips/forms: http://www.thelpa.com/lpa/associations/washington.html
Fair Housing Top 100 Questions: http://www.hum.wa.gov/Documents/FairHousing/100FAQOwners/100Qs-2.pdf
Small Claims: http://www.kitsapgov.com/dc/small_claims_brochure.pdf
Tenant's Union: http://tenantsunion.org/
Disaster Preparedness Handbook: http://www.doh.wa.gov/phepr/handbook/hbk_pdf/EmerRes08.pdf