They tell your brain what’s expected of it:

• They reduce decision fatigue and that fight-or-flight stress that can get in the way of taking action.
• They help you cultivate the “flow” state that leads to radical productivity.

When you have a pre-existing routine, it’s easier to fit work into it when it arises.

If you’re working from home on a regular basis, it’s good to get into a habit of showering and getting dressed, because it provides some parameters that say, ‘Work day has begun!’