There are probably THOUSANDS of strains of mold.All that being said, mold needs moisture, some darkness, some stagnant air, some warmth and a 'host' to grow. 

No buyer and no real estate agent during an initial showing is going to know that there are shingles or punctures in the roof, that there are higher than normal moisture levels signaling that it could be problems with a roof, that a deck is not up to today’s current code, that there are cracks found in the sewer scope, etc. 

We just got the second inspection report and it shows that the wood directly on the CMU is untreated and there’s no moisture barrier.

Another option could be to get a moisture meter (they have two pins/probes and you press them into the material) and it'll tell you the moisture in the material.

We also have motion/vibration sensors, moisture/temperature sensors, light sensors, etc.

Stay Warm More Tips:front and rear doors: roll up bath towels and place snugly against the bottom of each door.while at home, get a big pot and fill with water. turn your stove on low to heat the water without a lid on the pot, you will get moisture and raise the humidity in your home.

and would that trapped coldness and moisture destroy the "plywood" floor?

I've installed it before and I think it looks really great.One note - it does not perform well in environments with a lot of moisture.

They will want to know if the slab has the legal moisture barrier and PSI concrete.

Give them the "Protect Your Family From Lead In Your Home" and "Mold, Moisture and Your Home" booklets that are published by the EPA. 2.