'Declaration
<DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)> Public Property ValuesSource As IEnumerable
'Usage
Dim instance As XYZDataSeries Dim value As IEnumerable instance.ValuesSource = value value = instance.ValuesSource
[DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] public IEnumerable ValuesSource {get; set;}