Yup, those houses with the lovely screen doors that are like jail cell doors. Usually within a year or so you'll start to see bars on all the windows. Those metal screen doors are the first sign of a neighborhood going down. It always starts with those first.

There's already a few with bars. We iron-fenced our front yard this year. 5 feet tall, but it was mostly so the dogs could roam the front and keep the immigrants on their toes:p