The document discusses how mobile commerce is expanding beyond traditional online retail sites to allow discovery and purchase across a wider range of platforms. It provides examples of startups like Browsy, Soldsie, and Pixbi that enable shoppers to discover, save, and purchase products found on social media platforms like Pinterest, Facebook, and magazines. The document advocates for retailers to make their products shoppable anywhere consumers spend time and to provide one-click options to easily add items to carts. It also suggests leveraging add-on services to expand into new areas and catering to consumer showrooming behaviors.