I found this except from HUD.gov:"Under Section 504, a housing provider is required to provide and pay for the structural modification as a reasonable accommodation unless it amounts to an undue financial and administrative burden or a fundamental alteration of the program.

Check them out on the web, at least they will have a license.

I feel like I'm missing some other fundamental considerations.  

I've gotten around 15K views on ads and about 300 web visitors but no luck.

Im wondering what are the fundamental things to look for when evaluating and researching a market to invest and spend time in.

What are the key things, fundamental things, to analyze while on the search for investment locations and opportunities.

@Josh HarperThe fundamental rules for buying a real estate investment property are: starting with the end in mind, knowing the market, obtaining property records, understanding the numbers and negotiating.

What are fundamental and new age ways of getting motivated sellers and leads?

As for the sellers, it depends on what they need or want, the fundamental basis for any negotiation. 

I've been closely following BP for a while now and RE is my field of study, so I understand the industry fundamentals/dynamics.