Her main issues are that Evolve does not allow her to change the price per night, and as mentioned earlier, their tenant screening is not great by any means.

Lol, if you ask my tenants, it's not responding to a Sunday night repair request until Monday morning!  

Assume you did properly when buying, and bought title insurance, th3ck to see if your title insurance covers

There is like a 2.99% fee for an instant transfer or a free transfer takes 2-3 days which probably isn’t a problem for most with proper planning.

HVAC not running properly b/c thermostat needs a replacement, furnace runs ok but doesn't work without thermostat.

You don't want the animals on your property, so don't accept them.I would only allow the parents to move in if they were willing to sign the lease and pay market rate, and that assumes they pass your screening (based on what you've shared, I doubt you're screening applicants properly).

My work & family schedule makes it difficult to attend a Thursday night meetup so I haven't been able to attend much. 

However, we found out there was some disconnect between their closing department and accounting department whereby they never were able to confirm the details and ended up wiring the funds without getting proper validation.

We built the Estancia nightly rental resort condos in St George, UT for an investor that sold units to individual owners.

Take ownership of your mistake and learn to do the proper due diligence recommended above😊