Abstract: - E-commerce is the activity of buying and sell products using the Internet or online services. All e-commerce technology exemplaries are mobile businesses, electronic money transfers, chain supply management, Internet marketing, online transaction processing, EDI, inventory management systems, and data gathering systems that automatically collect data. It is a paradigm change that affects both marketers and customers. The study covers the numerous factors that influence consumer happiness, loyalty, e-marketing, and the moderating effect of perceived value. Because of the reach and diversity of clients, online platforms will continue to be significant, which means E-marketing should focus on a particular market. It involves the creation of products, services and processes that reflect the wishes of the customer. Security, navigability, conflict resolution and effective feedback systems are examples of frameworks that enable a shape to develop a good reputation and enhance user satisfaction.Keywords: E-Commerce, Internet Banking, Internet, Trust, loyalty