Reddit user LunchboxPCT shared this custom to-do format, with each A4 sheet turning into four mini sheets of the to-do list. Cut along the lines, stack them up, and you can make a to-do notepad.

1. Keep it simple. Your To Do list should have NO MORE THAN THREE THINGS on it for a given day. Some of the most highly successful people I know only allow ONE ITEM on their To Do list each day.