I was leaning towards a PO Box, but the investment property is held in my name with my real address so not sure I see the value.I would like to think I am good and decent landlord and human being who treats people right, but just afraid of that one edge case, where someone shows up to threaten my family when I am not home.

You will get early gray hair, and possibly lose faith in humanity.

A lot of this is based on human nature.  

Regarding the most effective way to scale a real estate portfolio, it really depends on how passive you'd like to be, your chosen market/s and risk tolerance. 

@Tim Phillips I'd agree with your friends - rentals within driving distance are significantly easier to manage as well as decrease risk during the purchase process (because you can go see the property in person easily).I'd advise you to analyze as many properties as possible in your chosen market so that you have a good feeling for what a good deal in whatever market you pick is.

I also like my debt being a human

We need to find a way to reward high quality, human generated content, and deprioritize low value posts to discourage workarounds. 

@Drago Stanimirovic, we encourage real, human-made posts in our forums, and your response looked like it was copy/pasted from ChatGPT. 

Would you really want a tenant leaving human waste in the apartment?

Few tips I have been funding and buying out of state ( west coast) rentals since 2002.1. do not start with C and D class or let providers tell you they are C or agents its just human nature to puff this a little. 2.