Option theory is difficult. To learn option theory, a beginning professional option trader will get an in-depth education of at least 6 months at a professional trading firm. After learning the theory, itusually takes several years to obtain the necessary trading experience. However, it starts with thetheory. There are many books written about options and option theory. Every professional trader isfamiliar with “Hull” and “Natenberg”. Although these books are very complete, they are also verymathematical and complex. Besides, these books explain the theory, but trading in practice is hardlydiscussed. There are also very simple books that will go no further than explaining the differencebetween call- and put options and some option strategies. The author of this book aims to connectoption theory and trading in practice. This book is written for the beginning professional or retailinvestor and is written from the perspective of a trader. This book will teach you all the ins and outsof option theory and after reading this book, you will know exactly what a professional trader knows.It is written according to the vision of the author of how to learn option theory and its practicalapplication. The key concepts are delta-neutral trading and volatility. It is often thought that a retailinvestor cannot compete with a professional trader, but this is mainly based on the absence ofknowledge. This book is all you need to acquire this knowledge and a deep understanding of option theory and trading. Good luck!