Of course it depends, but many places are just no longer safe. There was a television series based on real events that really exemplified the situation. It was called 'The Bridge' about the cartel influence and the trafficking of women just over the border.

The movie 'Sicario' is another that accurately portrays how dangerous it has become.

I had friends who were traveling to a rented condo on the beach in MX a couple of years ago and the travel warnings posted on the US travel advisory were so onerous, they cancelled their trip.