... own attorneys, and/ or their attorney clients, and to familiarize themselves with the appropriate laws for their geographicarea of investigation, both in the United States and, as applicable,internationally. ... cases that touch upon these areas of the civil law, and in fact thereare some investigators who specialize in many of these categories. Yet,of all these areas, professional private investigators ... investigating an automobile accident, your plan shouldinclude the documentation of all traffic control and roadway markingsleading up to and at the accident site, as well as any roadway scars,gouge marks,...