They may be good candidates for financing a property for you, but they are much less likely to be in distress.There are list companies that monitor people's credit scores and send you their name when it drops a bunch.

There are real-time radon monitoring systems.  

Do you charge for monitoring and maintaining vacant units?

If you prefer to just give cross streets or PM me that's fine too--but it sounds like there are some reoccurring shenanigans going on in the area.

My property will include an alarm system and monitoring with the rent.  

Always monitor and make sure the bills are up to date, if not, send a pay or quit notice.

There are usually good local people that monitor those forums and they might be able to share who they have used for this sort of thing. 

Business accounts with personal guarantees don't show up on your credit report.What that all translates to is even if it's a 0% short term loan, it can have an affect on the price of everything from your car insurance to your personal outstanding credit (if you have any).Another thing to consider is credit card companies can (and will) drop your available credit instantly when things go south - I had this happen on a HELOC of all things back in the 2007/2008 time frame.If this is a strategy you want to use, I would also recommend working through a monitoring agency such as creditsesame.com (they have a free portion that I use) to manage the risk.  

You might see other conversations about the same issue or maybe one of their CS monitors can help:https://community.homeaway.comYou may have to create an account in order to submit a post, but I think you can at least read the posts in the forums without having to create an account.

Most Community and Regional Banks have internal auditors, that strictly monitor the activity of the banks departments.