Unlicensed PIs – These investigators perform unlawful surveillance, use harassment, or impersonate persons Irrespective of having no license permitting their operate. Last of all, confidentiality doesn’t stop once the investigation does. Private investigators are obligated to take care of confidentiality even once the circumstance is closed. But this list is http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=2404355