1) The document discusses the service sector in India and worldwide. It notes that the service sector now accounts for over half of India's GDP and a majority of employment. Services are growing faster than other sectors in most developed economies.
2) Key characteristics of services are discussed, including intangibility, inseparability, heterogeneity, and perishability, which present unique challenges for marketing services. Factors driving growth of the global and Indian service sectors are also summarized.
3) The document provides definitions of services from various scholars and organizations. Services are generally defined as activities or benefits that are intangible and do not result in ownership.