Yeah, I'm thinking Miami=crime. Theft should be your first concern, with kids playing on it a distant second. Besides, an alarm will deal with both groups to some degree.
Just remember that an on-street bike in a city can be taken regardless of the security measures you put into place. Create more of a deterrant than other rides and hope for the best.
Dragging knee is for the track, and dragging tail is for the lot. --Kane Friesen
When you're in a car, you're watching a movie; when you're on a bike, you're in the movie. --Robert Pirsig
Identity theft is not Fun