A must read book as we discover in depth the way the oil and gas market operates from inside. This book is easy to read and is really unique given that we discover from deal done by an oil and gas Physical trader until delivery to the buyer the way and the different actors are interacting in order to make this delivery of an oil/gas cargo as smooth as possible.A must read book for any person curious to know about the oil & gas sector .We can feel by reading this book the professional experience of the author who has worked for twenty years in oil and gas trading and shipping sector for the major world oil groups including the American oil company Chevron, the British and Dutch oil company Royal Dutch Shell and the Chinese oil company Sinopec.