1) The starting point is always the observation of anomalies in an existing system or pattern. 2) You reason on those anomalies in your head, alone. 3) You come up with a possible response, alone. 4) You visualize in your head how this response would actually works. This should be practiced until you see it working smoothly from beginning to end. You do this alone. 5) Finally you set to work in order to bring this response into our physical world. Either alone or in a group-work