Who are they and what do they do? The task of the detective is to investigate (according to a customer's orders) events, which are connected with damage, blackmail, infidelity (adultery) etc.
What are the activities of the job? S/he shadows suspects, takes up contact with them, attempts to gain certain information, evidence, follow their trails, contact witnesses. S/he can be specialised - e.g. in commercial affairs (must have economic training), insurance frauds, computer misconduct, or in negotiating with kidnappers etc.
Where is it done and under what conditions? In various places and environments, wherever it is necessary to investigate, trail someone or offer protection. The job entails danger and work outside normal working hours.
What tools/equipment do they use? Motor vehicles, microphones, including various types of surveillance equipment, computers and other information technology, mobile phones.
What do you need to succeed? You need secondary school education, high school or university, systematic work habits, an ability to deal with people, and ability to respond quickly.