Surveillance is simply discovering without being discovered and is used to obtain information that cannot be obtained any other way. This book is designed for both the novice and experienced investigator. The author relies on his more than thirty-five years of surveillance experience in outlining the art of surveillance. Conducting surveillance correctly is truly an art. In this book the methods for all types of surveillance will be outlined as well as how to avoid common mistakes. Proper equipment and concealment techniques are essential parts of surveillance. - The use of technology will be outlined as well as the legalities of surveillance. Conducting surveillance internationally has additional complications that the investigator must face. International investigations are outlined to assist the PI in developing skills beyond domestic cases. This book is a true educational tool and a must for anyone wanting to become expert in the field of surveillance."