Don't be scared, level zero in a capability map is just a way to structure the map so that we have a consistent way of communicating. It's really not that important if all you wish todo is create an excellent set of capabilities for your business. However if you are intent on changing the foundation of your business then level zero is absolutely imperative to get right. Capabilities and capability maps are not organization structures, they do however serve as a powerful instrument when one need to create an organization architecture, in fact they are best thought of as organizing structures.