Very few people specialize in those property types.

That's an anecdote, but it highlights that there's nothing special or magical there, lots of regional banks made similar decisions in 2020, and the big banks too: for a while, Wells Fargo would only do your "jumbo" refinance if you had $1,000,000 in a WF account. 2020 was an interesting "stress test" for a lot of things, it turns out.

There is still so much room in this category for niche specialization.

Special considerations?

Does anyone know if there is a special blank that has to be used for this cylinder?

If you are doing a large land development that requires re-zoning and special approvals, then you might be able to ask for closing to happen after re-zoning is approved.

People having success with this model are buying within a narrow search criteria (4+ beds, 500+ sqft per tenant, 3+ showers, plenty of parking, no HOA restrictions prohibiting non-related occupants, proximity to major employers etc etc.) and hiring management that specializes in the model and has systems + methodologies in place to account for turnover, roommate politics, common area cleaning, utility costs. 

I think there's a misconception that there is a mentor out there who knows everything we need to know to become successful, when in reality, I believe there are many mentors, each specializing in their own field who can teach us what they know as long as we provide value to them. 

., they can be specialized for medical professionals, business travelers, large groups, etc.)

I specialize in these types of deals How did you find this deal and how did you negotiate it?