As an engineering firm we find the FEMA Flood Map is highly inaccurate at the property level because of this flaw (and other flaws).  

Many authors lack supporting fact or they provide flawed analysis.

There is also an argument for metal studs, which have their own costs and flaws. 

[footnotes not shown] (https://en.wikipedia.org/wiki/Phishing viewed on April 23, 2021).FTC – How to Recognize and Avoid Phishing ScamsThe FBI reported it “received 467,361 complaints in 2019…and recorded more than $3.5 billion in losses…” related to internet-enabled crimes and scams (FBI website viewed on April 23, 2021)IMPORTANT INFORMATION AND DISCLAIMER:The information contained above is not comprehensive nor exhaustive and may be flawed personal opinion.

There is a flaw in the program that it involves the landlord to work with the tenant to get documents.

A quick search uncovered a duplex on Porter street, not a great school district.

If after 4 months of submitting offers, we don't have some traction, I think we have a flaw somewhere in the system.

I view this as a flaw in the system especially with the level of vetting that we attempt.  

Walk me through the flaws in my logic.  

I've also heard of using entities to shield ownership (one master LLC in state A owns the shares of another LLC, so if someone goes after the "owner", they won't be able to uncover the real owner, you.