Let's say you have a pile that is not sorted. Bring it in front of you, put a sticky note on it that says 'pay bill' and the date when it is due. Then you can sort them by due date.

Let's say you have a pile that is not sorted. Bring it in front of you, put a sticky note on it that says 'pay bill' and the date when it is due. Then you can sort them by due date.