The document discusses why retailers should consider multichannel selling. It notes that the world is changing as commerce shifts increasingly online. Multichannel selling, which involves selling through multiple sales channels, can generate more revenue for retailers as it allows them to reach more customers across different platforms. However, retailers must understand their current situation and resources before expanding into new channels. The document recommends getting started with a multichannel strategy, testing services on different channels, and then iterating based on what is learned.