Intuitively, we know that focus is a fundamental of greater productivity. Broadly and less instinctively, focus manifests heightened productivity by training and straining any resource, including but not limited to attention, time, money, and other resources. In Episode 98, I spoke about using time-based challenges for sprinting toward such productivity. Now, I’d like to discuss some ideas about limiting one resource--the stuff we own--as a means to greater productivity.