This book provides detailed information on Industry 4.0, Financial Technologies, Smart Process Automation, Contactless Tourism, Dialogic Communication, Digital Customs Applications, Green Marketing and Robotic Systems, which are among the fields of competition and are on the agenda of businesses today. The general opinion reached as a result of the studies in this book is that Industry 4.0, digital technologies, digital applications, automation and robotic technologies and sustainability approaches can significantly differentiate the activities of businesses. It is thought that the research topics covered in this work will benefit all researchers and policy makers interested in social sciences.