You know where the mudslides are, where the forest fires are, where the homeless encampments are, where the good and bad school districts are and so much more.   

In actuality, you are helping to create misery, dislocation and homelessness  for HOMEOWNERS whom you see as prey.  

.- Landlords renting out in lower end communities might be motivated more to sell those properties, leading to more homelessness. 

He can move in with his dad, live in his car, sleep on someone's couch, find a homeless shelter, etc.

I had one property where homeless people were occasionally wondering onto the property (it wasn't every day but it was often enough. 

Its made finding housing virtually impossible for him, fortunately we were able to help him find a small plot of land and a cheap trailer he was able to get financing for so he wasn't homeless, but such things can haunt someone for a lifetime. 

that used to be Portland Oregon.. but the lack of leadership and allowing the BLM riots  antifa riots for 6 or 7 months straight plus homeless Drug and no enforcement of crime under 1k has caused the hipsters to flee to the bergs and the business's to do the same they simply killed the urban core.

I do not want to get on the wrong side of this with Airbnb, I do not want to make her homeless and I cannot refuse to communicate with someone in my home. 

Their bleachers had homeless people living under them.

Had we listened to these investor in the 1980's, we would have missed the stepped up basis, stuck with capital gains taxes, mom and dad may even be homeless.