Vodafone Essar is an Indian subsidiary of Vodafone Group that started operations in 1994. It now has over 85 million customers across India. Over the years, it has received several awards and recognitions. Customer acquisition is much more expensive than customer retention. Loyal customers exhibit behaviors like buying more from the company, not switching to competitors, and referring others. Customer satisfaction depends on whether expectations are met or exceeded. The document discusses Vodafone's strategies and efforts around building its brand, focusing on customer experience, communication, and loyalty.