Composable architecture allows for extensive customization and adaptability, making it ideal for businesses with complex online services. It enables the creation of a supporting structure with multiple building blocks, preventing reliance on a single component or process. This approach supports digital asset management, search capabilities, personalization, and ecommerce personalization, providing customers with meaningful online interactions and customized digital experiences. With composable architecture, companies can provide a competitive advantage by using different vendors for various services and driving innovation through price competition.