When the Position.Auto property of the legend is set to False, the Docking, Alignment, and InsideChartArea properties are ignored and the Position object's Height, Width, X and Y properties are used for the legend's location.

When the Position.Auto property of the legend is set to True, the Docking, Alignment, and InsideChartArea properties are used to determine the legends position, and the precise location of the legend is automatically determined by the Chart control.