The event should notify for changes in the SelectedItems collection
ADD. RadListControl - add functionality to select the items starting with certain letter by pressing the letter key
IMPROVE. RadListControl - SelectedIndexChanged event should fire for multiple selection. Resolution: You can subscribe to SelectedItemsChanged/SelectedItemsChanging events which are fired when the SelectedItems collection changes. The events are added in version Q3 2013 SP1 (2013.3.1127).
ADD. RadListControl - add functionality to drag and drop in the same list control and between list controls
ADD. RadDropDownList and RadListControl should have DataBindingComplete event