A new bill has entered legislative commitee that if passed would severly limit legitimate commercial ops in Washington state. It's in your best interest to write your district representatives and thoughtfully explain why it's not needed and a bad idea.
It is HB 1049
http://app.leg.wa.gov/billsummary?BillNumber=1049&Year=2017
It is HB 1049
http://app.leg.wa.gov/billsummary?BillNumber=1049&Year=2017