In my experience, they have the fastest turnaround time vs folks out of driving distance from the property.

If I did it I would drive around my neighborhood and drop off notes in front of houses that look like in disrepair.

I’m testing a lot of different strategies right now, so I’ll see what sticks!

Additionally, they test to determine what sort of mold/s are present, so as to determine toxicity.  

Quote from @Bruce Lynn:Since I live in DFW area I try to buy within about a 2hr drive, but I'm open to other possibilities, but has to be drivable for me. 

Once you have a shortlist, sign up for an account with each one and test them extensively to see how they function.

It's a declining biz model.....the city is trying to crack down on them, and insurance co.s are pushing back on the testing charges (which is where the profit is).

I'm from Austin so just a short drive away!

utm_source=...I think the nearest Hospital is 26-30 minutes away - maybe too far for a tired nurse to get off her shift and drive sleep.Does the salmon run go thru that river in the fall? 

These are not nationally known locations, but still pretty popular drive-to vacation spots for Minneapolis, Chicago, Milwaukee and Detroit metros.