POP 
Project Analysis
Review
Scanning
Analysis
Response
Assessment
History
Read
http://www.popcenter.org/
What Data can be collected?
What sources can be used?
Who might be able to help work on the problem?
What is the root cause of the problem?
What data or resources will you need to be successful?
What possible solutions might have an impact on the problem?
Which of these will have the most impact and which will be most practical to implement?
What is our time-line for evaluation?
What markers will we use for comparison?
Research:
Broken Windows Theory
Intelligence-Led Policing
CAPS (Chicago's Alternative Policing Strategy)
COMPSTAT
Crime Analysis
http://en.wikipedia.org/wiki/Critical_thinking
Critical Thinking Defined