Professional methods and techniques for information and intelligence gathering... now revealed for you to use. Now you can find out anything you want to know about anyone you want to know about Satisfy your need to know with these revealing professional manuals on investigation, crime and police sciences.Want to tail somebody without them knowing, or conduct a stake-out? This is a no-nonsense guide to shadowing and surveillance techniques with an emphasis on do-it-yourself, low-support methods. Tailing on foot and in a car; How to lose a tail; Using decoys and disguises; Searching property; Photographic surveillance techniques; How to conduct a stake-out; Electronic surveillance; And much more. Professional surveillance operatives, police officers, and the private citizen alike can learn from this excellent manual. If you want to keep tabs on an unfaithful spouse, a dishonest employee, or a business competitor, the information you need is right here.