Can anyone recommend  a lender in the area who could accommodate this situation?

So you would spend around $25-$30k a month (this was 15 years ago) on police details and require union gate and non union gate if you had non union workforce as well.In DC area, the utility providers are a huge challenge, whether getting permanent power, or water/sewer service etc - good luck.

You could get a loan from a local bank or private lender to fund it

Lenders assume more risk with a higher loan-to-value, so to compensate they'll charge more in points, loan level price adjustments, etc. 

With ongoing improvements to public services, transportation, and commercial developments, Detroit is positioning itself as a thriving urban hub—making it a prime location for real estate investment! 

If classic non renovated units - only comp to non-Reno’s.

Partner with a real estate marketing company out of Las Vegas or Provo, Utah to market, promote and advertise the “mentorship” system consisting of the free seminar, followed by the modest fee weekend workshop, followed by the $15,000 - $40 000 full mentorship program.Here are the usual results1- 99% of “students” never earn back the cost, despite 1000s of wasted hours2- students learn nothing of real estate principles, real estate finance and real estate law which are the necessary foundation blocks of knowledge necessary for a SUSTAINABLE career in real estate investment 3- with hundreds or thousands of “students” unleashed on the real estate selling public they’re AT BEST an annoyance of trying to do “unrealistic” deals, AT WORST lead to a disastrous result for vulnerable homeowners.4 - The career real estate investors, service providers, brokers, lenders, etc are so disgusted with all of it and the outcomes they see that that can’t even comprehend that the subject technique or strategy does have a legitimate use when utilized (1) by and experienced and well capitalized buyer and (2) full disclosure is provided all parties with legal representation.  

If it's a new regulation for big lenders, maybe try some local community banks. 

When I attempted to add my 11th rental, they denied my application and non-renewed my umbrella policy.

Have you leveraged lines of credit, private lenders, portfolio loans, or other creative financing options?