Tham khảo tài liệu 'the complete idiot's guide to private investigating 2nd edition_14', kinh doanh - tiếp thị, quản trị kinh doanh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Foot and Vehicle Surveillance 263 insurance companies or through other illegal acts and it is in their best interest to ensure that the flow of money is not going to be interrupted. Many of our subjects know that they may have surveillance conducted on them and they will take steps to find that out. It is as easy as having their wife girlfriend a friend a coworker and so on watch to see if someone follows the subjects when they drive away or if someone parks close by just after the subjects arrive home or at work. An exceptional investigation and surveillance can be neutralized very easily through compromise. Your surveillance activities could be quickly identified by a successful countersurveillance mounted against you. The sophistication and degree of countersurveillance will vary with the type of investigation you are conducting. You must always assume that countersurveillance is being directed against your surveillance operation. Let us look at some of the methods of countersurveillance that are likely to be used against you and what you can or should do about it. Countersurveillance includes all actions designed to detect surveillance activity. The most common and most successful type of countersurveillance involves the use of fixed point locations. The fixed point provides greater security to the countersurveillance team. Subjects may follow a specific path or route and along this route will be the countersurveillance chokepoints. A chokepoint is nothing more than a location through which surveillance members must travel and from which countersurveillance can quickly and easily identify if there is any surveillance. Some examples of chokepoints are the following Passageways between one street and another. Stores or buildings with glass walls allowing an unobstructed view of the outside street. Homes of acquaintances family or friends. Stairways and escalators facing in the direction from which the subject has just come. Short narrow alleys. Tourist .
