I am a local to the Miami area. 

Ensure this notice complies with local laws and regulations.Seek Legal Advice:If the situation does not improve, consult with a real estate attorney who specializes in landlord-tenant law.

Many of your recreational campgrounds are owned by the government (either state or local) and almost all of them do not allow you to stay more than 21 days so if you are running a long term park there is a very high demand in many states. 

You should look into networking with other local investors at meet ups or a REIA.

The other was a pocket listing from a local agent. 

I'm sure that some of the sites work and will drive some results, but I would be very curious to see a breakdown of a personal reach out system to large hospital networks, local companies HR, etc. 

Because real estate get's greatest governance and impact at LOCAL level, not state.     

Anyone know of a local place? 

Additionally, working with a local real estate agent or property manager who understands the market can provide valuable insights and help you make informed decisions.

There is expansion going on at the local military installation, bringing tens of thousands more people to the area and not enough housing to meet the demand.