When you are in conflict with a partner, there are only two possible intentions: you either intend to protect yourself from hurt feelings or you intend to learn and grow from the experience. The difference between the two approaches can be the difference between successful conflict resolution and failure.
For consultants: Every project and every office has multiple personality types. How you work with them and how you manage the rationale of decisions and feedback is crucial to your success. By applying the right relationship management techniques, you can calm tension, communicate more easily, run your projects more efficiently — and you might get additional work since the relationship with the client will be strong from beginning to end.
What does it mean to be on the ball? It means you've got good Flow. Especially important if you're creating websites.