The most critical piece of the puzzle to have reliable "boots on the ground".

I'd like to ask fellow investors how to build a reliable cash buyers list quickly?

No, the only reliable way to avoid this particular hustle is if you know something about furnaces, have someone who knows something about furnaces on your payroll, or have carefully worked to build a long-term relationship with a local reputable HVAC outfit, typically over years.

But I'm having trouble finding a reliable Real Estate Agent in my area who is investor-friendly.

Projecting returns down the road is less reliable.

Case shriller indicates it has been the best, but all reliable sources indicate it has been great. 

I think its money well spent if you can get a structural engineer in there to give a more reliable assessment especially if you are looking to hold the asset long term. 

My PM is going to get this taken care of ASAP and call their vendors that are reliable and fast. 

., Colorado Springs, CO 80911 it is currently bidding on Auction.comZillow estimates for neighbors 6950 Grand Valley Dr is 252k or $305/sq.ft. 6965 Grand Valley Dr. is $307k or 108/sq.ft.I know you said that Zillow or Redfin are not reliable but I would never expect this kind of difference in $/sq.ft.

Give property location and details of ownership for a reliable answer.