We are attracting all sorts of companies working on "boring" tech things like medical logistics, prescription streamlining, automating insurance processing, healthcare analytics, etc.

Items go on the curb, the landlord is NOT required to store anything (except prescription medicine or prescription medical equipment which must be held 7 days from the date of discovery). 

If she has a prescription, then it could be a violation to evict her for it.My two cents - talk to the tenant you think is smoking weed.

This will cover transportation costs back to the US for anything major plus other medical.Non life threatening issues in Second and Third world; setting broken leg $50; MRI scan $200; Hip replacement $15,000; Chinese Acupuncturist $10/hour; US trained doctor $50/hour just because he wanted to talk with someone from the US; Prescription drugs being over the counter from Pharmacist cheap, etc.

What is great about Charleston from an investor prescriptive is the limited inventory of STR-able homes, which in turn drives the nightly rates up.

What I put below is not in any way prescriptive, but maybe it will help you think critically and creatively as you take steps towards being a real estate investor. - You're a young dude.

While you cannot ask WHY the tenant needs the animal, you can ask for proof of prescription.

There is something called an "easement by prescription." 

Grocery stores can give everyone a break on groceries, banks can give us a break on our mortgages, drug companies can give people a break on their prescriptions... will it ever come to this?

Being young and barely going to the doctor i have accumulated a few thousand in an HSA that i use every once in a while to buy new prescription glasses or contacts.