Although, with all of the trips going down to Texas, having been burglarized, and in an area next to an active trap house that was selling drugs on the corner... occasional gunshots in the distance..

Part of the “Homeland Security thing” You know, drugs, terrorism, etcYou can be sued and criminally charged for up to 7 years after the transaction.

Most US prescription drugs can be bought over the counter from the Pharmacist. 

so comparing miami to ohio or kansas or iowa is very wrong in my own opinion, because you are comparing diet coke with unsweetened tea, once the economy created its own pattern of success , comparing it to other town would not be accurate becoz the methodology of understanding the phenomenon has not been researched yet.like california is now the strongest market in usa although price wise it is the second highest and huge pop declines.

., being a nuisance to neighbors, use of drugs, taking in new people without consent by the landlord, changing the locks,  or modification of living spaces without permission?

In Mexico, that won't happen; you'll be shot if you get involved in the drug business, which most people won't do.

@Matthew Morrow I had a house it was a drug ring and couldn't evict for 6 months.

Every day I buy a large Diet Coke at McDonald’s  $1.07 forever.  

Imagine someone harassing your girlfriend, damaging your property, using or selling illicit drugs, dog biting you or your other tenants and creating a flea or noise issue, or any number of other potential issues.

I am really just looking to avoid the worst of the worst areas (anywhere with open air drug markets or active gang warfare / prolific violent crimes).