This will simply causes prices to be even higher, and continue to constrict demand... 

As someone who did something very similar to this for the last 2 years - rented out my 2nd private bedroom and bathroom in my apartment (rental) furnished to traveling professionals and medical students - I think it's a great idea! 

In Philadelphia the fundamentals are strong: leading industries/employers are in the Education and Medical fields which are known to be stable, proximity to NYC and DC, national airport, port city, affordability compared to mid-atlantic predecessors.

There's just not a big demand here for STRs.

Is there a demand clause where they can call the loans for no reason?

We've seen robust demand in OCT (leaves) as well as NOV/DEC (snow chasers). 

This influx of high-paying jobs (averaging $60 per hour) is expected to draw a significant number of professionals to the area, boosting demand for housing and various services.

It’s a city I know well because I built a 12-door portfolio there between 2019 and 2021.Detroit offers a lot of value in terms of affordability and rental demand.

To succeed, focus on properties in high-demand neighborhoods like Pecan Grove or Aliana, and ensure your cash flow analysis accounts for high property taxes, potential HOA restrictions, and flood insurance costs.

And because there are so many, demand is ultra low, except in the busiest of months.