This is the text manual to accompany the laboratory manual for Volume I of a corporate and law enforcement computer and digital forensics training system. This training system consists of a text manual with explanations and descriptions with more than 200 pictures, drawings and diagrams. The laboratory and exercise manual contains more than 40 forensic exercises to help prepare students for entry into the profession as a corporate or law enforcement computer examiner. The information presented in this training system is updated by industry practice and research. This training system is designed to be used in a lecture / demonstration environment and requires the use of associated case image files.