Azure is a cloud computing service for building, testing, deploying, and managing applications and services through Microsoft-managed data centers.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.