The color shows the Market Health Index (Green - 10; Red - 1), and the size of the circle shows the Market Price To Rent ratio.  

It doesn't matter to us whether it's paved, rocks, or whatever, as long as it works and is sustainable over the years with snow plowing.

@Chris MartinI think your mind was too quick to find the negative instead of reading and understanding the message I was sending...you’re a real estate investor rock star according to your profile, so I’m sure this message isn’t for you, maybe it would have been when you first started out.

You reset it by pushing a red button on the bottom of the unit under the sink.

If the tenants pays on time and seems to have good character I wouldn't rock the boat.  

I had a talk with my X CFO  this week about this very same thing.. she is now CFO at one of PDX bigger HML  they are about 50 million.. and they are cognizant and worried about how they will compete against the CF.I was instrumental in getting both of these crowd funders properly licensed in Oregon. which is a Red hot market for a lender ...

I was thinking about filling with composite sheet rock, waiting for it to dry, and re-sealing with latex caulk ORFilling the crap out of it with Gorilla glue, waiting for it to dry, and then re-sealing with latex caulk. 

A property popped up on the MLS that I'm interested in, but I'm seeing what I think is a red flag.

A 1925 build might still be balloon framed, in which case, you may be required (here you would anyway) to fire rate (resilient channel, 5/8" fire-X drywall, non combustible insulation such as rock wool between floors and separating walls) external and load bearing walls in addition to ceilings and dividing walls. 

Rock on!