full name, time of birth, nationality, passport details, registration, information about the presence in human children and relatives, find out whether he is the owner of the material objects of property (cars, companies with equity, etc.), contact details person - his home or mobile phone to find out other personal data (education , place of work, criminal record, offenses, in relation to criminal organizations), to analyze information about a person obtained from different sources (opinions neighbors, former managers and colleagues and the like) to get portraits of a man who is interested.