The book "Reviews for Land Generals of Postal Services" (Réflexions pour les fermiers-généraux des messageries) was written by an unknown author. This work, published under the pseudonym Anonymous, is a collection of reflections and advice for the officials who ran the French postal services in the 18th century. In his texts, the author considers various aspects of the organization and management of postal services, pointing out the importance of effective management of this industry for the well-being of society. The book contains unique advice and ideas that can be useful not only to officials of the postal service, but also to all those interested in improving departmental work. "Reviews for land generals of postal services" is a valuable document that reflects the spirit and features of the postal business of past centuries.