Nothing will be done about this. The fundamental problem is that you have the entity (TDC) that is responsible for bringing tourists here is also who oversees Code Enforcement. Do you really think they will collar these thugs?
The plan to correct a lot of Walton County's problems is for South Walton residents not only to vote, but to have South Walton-friendly canditates rent residences in Northern districts and get those people voted out. Use the same strategy employed in 2016.
Live and learn from steelman's excellent advice.