I've bought crap real estate before that was worth less than what I paid for it due to unrecorded city work liens, Govt restrictions, difficult title issues, past due taxes, and environmental contamination. 

Phase I environmental inspection - I see a wide range of opinions here. 

another example of why need to do environmental due diligence for non-industrial properties. even farms can be contaminated. https://www.nj.com/ocean/2019/11/this-rural-nj-paradise-was-almost-destroyed-by-toxic-chemicals.html

Is there environmental contamination? 

Start with the end value of the buildings or lots and work backwards.Next check with the city or county to determine if you can do what you want to do and what is required for all zoning approvals and the time frame, Ask if you have to install curb, gutter, sidewalks, street signs, street lighting or any other special requirements.Are there any specific street design requirements, DOT requirements, permits or traffic studies.DWQ, Army Corp or any other environmental requirements or permits.General permit fees, proffers, water/sewer tap fees and the process of setting taps and connecting.

Investors (accredited) can see potential deals on our platform, have access to everything from pictures of the property, financial statements, tax returns, appraisals, title reports, surveys, environmental evaluations, etc.

Environmental status12.

Diatomaceous Earth was approved and registered by the Environmental Protection Agency and can be used to kill indoor and outdoor crawling insects.

This implies that using the chimney vent to run wire is a no-no; each system needs to be independent of any other subsystem in the building.NEC 300.22 specifically covers wiring within spaces that handle exhaust or environmental air.

I have talked with the county (planning & environmental) informally, read the zoning/etc code and the shoreline master plan, and asked around for recommendations as best I can, but these SMALLER projects are uncommon.