"Street Robbery provides an overview of the problem of stranger perpetrated street robbery and the factors contributing to its occurrence. This guide also provides a series of questions to consider when analyzing your street robbery problem and reviews responses to the problem and what is known about them from evaluative research and police practice."
Problem-Oriented Guides for Police, Problem-Specific Guides Series No. 59
Office of Community Oriented Policing Services: http://www.cops.usdoj.gov/