“Measurement is the first step that leads to control and eventually to improvement. If you can’t measure something, you can’t understand it. If you can’t understand it, you can’t control it. If you can’t control it, you can’t improve it.” —H. James Harrington
This soup to nuts guide provides invaluable information on IT program management metrics that work. Once again, please focus on the "meat" of the guide i.e. designing a monitoring and control framework and not on the law enforcement specific context and examples.