There's supposedly a large medical center being planned, which will also need convenient housing.

You should never use a debit card or pay for medical expenses from your HSA, ever!

I already released him from the lease as he was near the end of it anyway but I get the sense that he wants me to pay him back for the time he was there and/or his medical bills.The other thing is he left behind some belongings behind.

Quote from @Josh Ball: Quote from @Jonathan Greene: Smokers aren't a protected class, but they could argue that whatever the underlying "medical" issue for the card could be part of one.

•Downtown Orlando offers a different rental audience—primarily business travelers, medical professionals, and convention attendees.

Florida, as a top spot for retirees, seems to be heavy with growth in medical office, urgent care, larger scale clinics, and so on.

Similarly, if you are you a medical professional with strong connections at the local hospital, then target properties (and their owners) that would attract medical travelers.

Quote from @Gregory Wilson: A few things there, Brendan.First, an LLC with you as a member and your (wife, son, pal, etc.) partner as a 1% member will file a Form 1065 which is about one tenth as likely to be audited by the IRS as a Form 1040 with a Schedule E rental activity (which I presume you will attempt to show is an active business).Second, you want an LLC because when your local Alabama handyman drives his girlfriend's uninsured truck into a van load of U of A medical school interns on I-22 when he goes  to get some shingles for your roof, on your business, you don't lose everything you have or ever will have to an uninsured claim. 

I've got a mixed use building with a vacant 5200 sg ft. medical space on the first floor.

From internet search/Turbo Tenant:  'In certain instances, breaking a lease in California due to a medical condition might be possible.