The 50% rule - in my opinion- is used solely as a quick back of napkin calculation to determine if it is worthwhile to do more investigating of a property. 

In your situation, I might investigate further to see if their credit was better before these hurricanes.

Cops all the time do everything they can to not investigate crimes.

Authorities are investigating this as a potential terrorist attack.

Sometimes there are accounting errors, like duplicated charges, so it’s worth investigating.

Upon further investigation, I found several more properties under similar circumstances.At first glance, it seems possible that these properties were either gifted to the nursing home by former residents or claimed as repayment for services rendered.I’m new to real estate investing, I’ve been in the education phase for the past 2-3 years.

I did further investigation and it is my theory that their website was purchased so that it looks like they have an online presence since the early 2010s, and the extreme lack of online information on this company makes it very suspect.

That will typically generate a response from the PM to negotiate a settlement and avoid an investigation.

Investigate moving the lot line to put the house entirely on 1 property.

Reporting by concerned neighbors can be done anonymously online, which will prompt an investigation.