'how to take selected listbox item and put it into a textbox


  Private Sub lstProducts_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles lstProducts.SelectedIndexChanged

        '---when they click on an item, this code runs(executes) and takes the item chosen
        '   and puts it into the text property of the txtItem textbox.
        txtItem.Text = lstProducts.SelectedItem

    End Sub