Draw a line in Word or Outlook. In a Word document, or in an email message you are writing, you can draw lines (and other shapes) to illustrate what you're saying. On the ribbon, select Insert > Shapes. (In Outlook, if you don't see the Insert tab, you're likely using the reading pane. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.