This book benefits readers who are new to the blockchain technology and want to learn about its basics and jump start their development of smart contracts and Decentralized Applications (DApps). Business readers can especially gain from the first two chapters along with the last chapter, which cover what business issues need to be addressed and what possible use cases there are for blockchain. IT readers should read all the chapters and learn how to develop smart contracts and DApps via the many working examples presented in this book.