Pretty sure that's an anti-money laundering  law. 

You can't be Christian and anti-Semitic, you're fooling yourself one way or the other.

In Canada, we have really strict anti-spam laws so I do not have access to that many lists.

The city counsel is anti-landlord and it shows. 

The plumber advised me that if I pull permits for the repipe, it could open a can of worms because they'll want anti-scald valves, etc. that I don't really need.

As far as systems go I'm learning more about landing off-market deals with buyers.What I'm afraid of is when the downturn gets worse the government will once again pause evictions and/or will implement some bonehead anti-business agenda that unfairly harms landlords. 

Reputation, time, lost opportunity, downturns ... are you anti traditional flipping too? 

I know Canada Post will do the direct mailing for you as well, so that's probably the easiest, and they'll probably help you ensure you are not breaking any anti-spam legislation.

However, there is some anti STR sentiment in much of the county.  

Seattle City Council Lisa Herbold, Tammy Morales, Kshama Sawant, Teresa Mosqueda, Debera Juarez, Alex Pederson, knew exactly the consequences and that rents would skyrocket, but these politicians passed their anti-landlord laws anyway, trying to look tough, for cheap quick votes from uninformed renters.