This book is a product of the need of understanding the new debates from the perspective of business studies. First part includes the topics that define some of the contemporary issues in accounting, as well as demonstrate how accounting practices change to adapt necessities of time. Part II deals with contemporary marketing topics indicating the importance of consumer in today’s business and the necessity of understanding consumers. Finally, the last part of the book, includes writing related to new methods and approaches in operation management and production that gain importance parallel to development in industry.