Legend formatting options control the appearance and position of the legend in relation to the plot.
You can edit the Legend options in one of two ways:
| • | Select the plot and use the Format→Plot Options→Legend command. | 
| • | Right-click on the plot, select Format from the pop-up menu, and choose the Legend category (Figure 8.56). | 

Figure 8.53 Formatting Legend Dialog
The options for legends are explained in the table below.
Option  | 
Explanation  | 
|---|---|
Visible  | 
Check or uncheck the checkbox to turn the legend on or off.  | 
Position  | 
Set the legend to the right, left, top, or bottom of the plot.  | 
Margin  | 
Sets how far the legend is from the plot. Margin = 0 calculates the margin automatically.  | 
Top position %  | 
Sets where the top of the legend is located.  | 
Back color  | 
Sets background color of the legend.  | 
Shadow size and color  | 
The number sets the size of the shadow; use 0 for no shadow. Choose the color from the drop-down list.  | 
Resize chart to accommodate legend  | 
Enabling the checkbox will resize the plot to accommodate the legend. The legend and plot events will overlap if the option is unchecked.  | 
Font...  | 
Customize the Legend font style, size, and text color.  |