Unfortunate  situations can be gold mine to others...i.e There are are some professionals like house lifting companies that made absolute killing do to the EQ.Also engineers and some builders were booked it 12 month ahead of time...Shortage of skilled workers will be an issue.

You'll most likely have to prove yourself to them over time since there is no shortage of people with no money and no credit that claim they want to be in real estate and promise to be an asset but just never pan out and end up being a waste of their time once they realize real estate is not fun and games and cashing rent checks but hard work with a lot of rejection along the way.

I'm not far from Cal and the Bay Area has a housing shortage so I'm not too concerned about finding a renter.

In terms of additional costs, I'd rather have prop taxes than "hidden costs" of squatters, unknown environmental rehab costs, shortage of labor, etc.

The Phoenix market has been tight for several years due to shortage of inventory, so I guess people find other solutions before they get around to calling road signs. 

If AirBnb is insanely lucrative, there would be a significant shortage on available rentals

As people have already mentioned, there is no shortage of investment opportunities out of state.Do your due diligence, get to know the area (visit if that lets you sleep at night), and vet the heck out of anybody you are going to work with.

,Because we're in a housing shortage now (partly why there's so much competition for multi-family property), you'll have no shortage of renters, certainly.

The greater Joplin area has a shortage of rental homes--specifically for the 4+ bedroom range.

I live in Central PA and it seems like there is a major shortage of 2-4 unit properties, and a shortage of places to rent.