On the Labels, Legend and Titles Tab:
Title: From this portion of the tab set the Text for the title, toggle visibility of the title using the checkbox provided and set text direction from the drop down list. Use the Alignment drop down to move the title position between None, Left, Top, Bottom, Center, TopRight, TopLeft, BottomRight and BottomLeft.
Legend: Unselect the Visible checkbox to hide the legend. Use the Marker drop down to select from a predefined list of shapes. In the example below the Rectangle shape is selected. Use the Alignment drop down to move the legend position between None, Left, Top, Bottom, Center, TopRight, TopLeft, BottomRight and BottomLeft. In the example below the legend is moved to the upper right corner.`If you hide the legend, the extra space at the right of the screen remains. Use the PlotArea.Appearance.Dimensions.Margins to add or remove buffer space around the plot area.
Series Labels: This section lets you set label properties for a series name selected in the Series drop down list. Uncheck the Visible box to hide the series labels. Enter a value between 0 and 360 to the Rotation entry to rotate all series labels at one time. In the example below the labels are rotated 330 degrees. Positive Rotation values rotate the labels clockwise, negative values rotate the labels counter-clockwise. Positive Distance values move the labels away from the chart series items. The example below has a distance of 60.