The book is prepared based on the author’s 21 years of teaching experience in public administration and governance. The book will discover the changing trends of Public Administration and later Public Management concentrating on customer satisfaction through public service delivery in the public sector. For over half a century, a surge of public sector reforms has swept through developed, transitional, and developing countries. The role and institutional character of the state and the public sector have been under pressure to be more service-oriented, and the private sector acquainted, initially in developed countries and latterly in some developing countries in the context of international donor-supported structural adjustment programs (SAPs). The book deals with most of the latest models, approaches, techniques, principles, and strategies of public management and governance for better service delivery to the citizens treated as customers. The audience and market of the book will be global graduates, academic scholars, and professional bureaucrats in the field of business studies, public administration, public policy, public administration, management, and governance.