I suspect a vast majority own only one and a small but significant number own way more and that brings up the averages.

But likely, the only major change will be a slightly higher capital gains tax.On the plus side, Biden being in office will take the wind out of the far Left I suspect, which will mean less crazy local ordinances banning evictions, wildly restricting tenants screening, etc.

There was some exaggeration in the review, but I suspect a lot of the items listed did bother the guest and as they thought about their stay their feelings about the unit worsened.  

I suspect the police will take a report and do nothing.

At least that's what I suspected, and still do.

The conditions giving rise to that state of affairs ( short term rentals) can be regulated/banned properly under any philosophical construct of law (even Ayn Rand would approve).so I suspect you’ll find there’s no property right to impose externalities on your neighbors by running a business in a residential neighborhood. fists and noses?

I suspect no one has cited a controlling law because similar matters have seldom or never been previously litigated.

I suspect it is illegal everywhere to perform acts that require a license if you are not licensed. 

That could all change, and I suspect the new $400 CARES Bill will, in part, determine the outcome.

This would be a question for an attorney, but I suspect there is a way to compel a sale if it's a financial stress on one of the parties.