If you require emergency access or repeat future access through a locked obstacle, as a first responder or as a self-supported operator, generating a key in the field could be a life changing skill set for your toolbox; a skill that is not just restricted to professional locksmiths. This book can teach you how to pull information from a key, how to pull information from a lock, and how to use that information to create, generate, your own working key for emergencies or for operations.