The process of investigation: concepts and strategies for investigators in the private sector / Charles A. Sennewald, John K. Tsukayama ; with contributions by David E. Zulawski and Douglas E. Wicklander.

The investigative process
A comparison of public and private sectors
Qualities of the investigator
Managing the investigative function
Undercover investigations
Surveillance
Background investigations
Discovering covert crimes
Interviews and interrogations
An overview of the interview and interrogation process / by David E. Zulawski and Douglas E. Wicklander
Evidence
Written statements, admissions, and confessions
The use of informants
Report writing and note taking
Problems arise : the what of investigation
Crime and solution : the how of investigation
Identifying suspects : the who of investigation
Finding information : the where of investigation
The time factor : the when of investigation
Establishing motive : the why of investigation
Imagery
Computers in private sector investigations
Targeted violence investigations.