Not enough details so most of the answers will be general.

And the answer to that is generally no.  

I think your thesis is sound in general, but I would want a hedge on my bet.

I’m looking for connections with local property managers and realtors as well as for general information on the Rochester rental market, including cost-to-rent ratios, saturation levels, and regulations.

Generally speaking of course.     

Which will bring plenty of other investors and general business to the area.

If you're asking how to get a general purpose loan to the LLC, then that's not going to happen without several years of operating history and organized financials for a CRE lender to underwrite. 

Make sure you know your exact insurance costs with a specific STR policy that has general liability as well.

The more you learn about working for someone and the economy in general the less trust you have in the system.

There are DSCR products for those scenarios, but they generally price worse than regular DSCRs.