Uncomfortable even thinking/asking this but how do I handle the turnover if he passes away?

Given the property is located in the Poconos and the property is vacant more regularly as an STR there are proactive measures  you should  be taking such as making sure there are heating sources so that the plumbing does not freeze and ensuring there are no blocks in the plumbing lines with routine checks.

This puts both you and them in an uncomfortable situation, as you are inferring that they didn’t already price it fairly.Don’t make a list of the flaws of the property and use that to try to talk the seller down.

If you're going the umbrella insurance route, perhaps see if it will cover you for several things including just the routine slip and fall (like mold or earthquake).

My investors acquire with cash as a routine investment strategy to secure properties quickly and eliminate competing buyers using financing.

I routinely buy used washers and dryers.

Your park name has now landed on someone's government desk and you will eventually be forced to answer a lot of uncomfortable questions. 

With the expanded threshold, landlords can turn to skilled, unlicensed workers for quick fixes—perfect for tenant turnovers or routine maintenance.3.

Any repair (perhaps over a certain number of repairs) or time spent on a door outside of routine management is a "claim."  

I routinely monitor my STR 600 miles away from me.