Book excerpt: This book tells you how to be a good private investigator and the author describes techniques that can be used to solve various kinds of investigations. Further, you will learn what is expected of you as an investigator and as a witness in court. It also tells you how to prepare your notes and your evidence that your clients have asked you to prepare for them. Included in this book is the The Private Security and Investigative Services Act that regulates private investigators in Ontario. The Act is similar to the ones in other provinces in Canada. The book also describes criminal law and the court system and refers to other Acts as they relate to police officers and private investigators.