Amazon began in 1995 selling books from Jeff Bezos' garage. It now sells a vast array of products and operates internationally through warehouses and third-party sellers. Amazon personalizes the customer experience through recommendations and uses extensive customer data tracking. Its technology infrastructure is Linux-based and handles high volumes of transactions through a large data warehouse. Amazon also allows other retailers and individual sellers to use its platform. It aims to be the most customer-centric company through convenient services and personalized recommendations.