Book excerpt: Part 1 - Introduction to theory and basics : Ch. 1 Introduction to police technology -- Ch. 2 Computer Basics -- Ch. 3 Wireless Communications -- Ch. 4 Networks -- Ch. 5 Geographic Information System [GIS] -- Ch. 6 A brief history of Police Technology -- Part 2 - Strategic Information Systems and Technologies: Ch. 7 Communications Dispatch Centers -- Ch. 8 Agency Systems -- Ch. 9 External Systems -- Ch. 10 The Internet and Law Enforcement -- Ch. 11 Information Exchange -- Ch. 12 Crime analysis -- Part 3 - Tactical Information Systems : Ch. 13 Technology in Investigations -- Ch. 14 Wiretaps -- Ch. 15 Tracking and surveillance -- Ch.16 Hi-Tech Crime -- Ch. 17 Major Incident and Response -- Ch. 18 Technology in the Street -- Part 4 - Technology in Police management : Ch. 19 Personnel and Training -- Ch. 20 Implementing and Managing Technology -- Ch. 21 Emerging and Future Technologies.