Microsoft Outlook provides bullet symbols, including a check-box symbol, to format your to-do list. These check boxes can appear at the beginning of each paragraph, or start a new list of items and procedures. Outlook bullet symbols include white rectangles and squares with black borders that stand out on the screen or in a printout. Each bulleted line or item will indent from the left margin. A printout becomes a checklist that you and your colleagues can tick as your team completes each task. Tips Warnings