Let's take a look at the Prepare Well step. Click on the plus sign + to the far left of the Prepare Well button, and we get the details of what this user has decided are the activities that will prepare them for the best day possible:
The new Groups feature allows a minimalist look at the overall structure of the app. To reveal and hide the contents of each element, it's just a single click on the +/- symbol in the far left margin.
Use the Groups feature to reduce the "noise" in your checklist, the less distracted your focus becomes and the more productive you will become.