The book contains an exhaustively complete list of methods of murder ever used by intelligence services of different countries and killers working privately. The technical and organizational aspects of liquidation planning, tools and techniques used by killers of various specializations are examined. Attention is focused on the difficulties that assassins face and the mistakes they can make. This allows you to effectively organize the countermeasures described in the second part. Despite the sensitivity of the topic, this work does not contain scenes of cruelty and violence, as well as instructions on committing crimes, manufacturing prohibited substances and devices. The content is completely legal, the presentation is concise.