This Kanban Board for Sale is a workflow visualization tool that can help clarify your work process while increasing efficiency by limiting work in progress. With this new transparency, you can quickly identify problematic work stages, and by improving those, your team will soon work more efficiently. Kanban began as a visual scheduling system within the Toyota manufacturing system. Indeed, Darren Davis (Anderson's colleague) suggested that the workflow be visualized on a whiteboard. This is how the Kanban board, as we know it today, came to be one of the most useful tools.