Curbside is a mobile app that allows customers to browse store items, place orders, and pick up their purchases without leaving their car. Customers find the experience convenient as they do not have to search stores or wait in lines. Retailers like Target benefit from utilizing their existing inventory and store space. The document describes Curbside's features and consumer experience flow from browsing to order pickup. It also discusses implications for retailers and opportunities for e-commerce players to have a physical presence through these types of mobile ordering services.