--- a/ServerMonitor/Controls/SizeUnitsComboBox.cs	Sat Mar 09 20:14:03 2019 -0500
+++ b/ServerMonitor/Controls/SizeUnitsComboBox.cs	Mon Apr 08 21:29:54 2019 -0400
@@ -1,16 +1,14 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Windows.Forms;
+using System.Windows.Forms;
 
 namespace ServerMonitorApp
 {
+    /// <summary>Combo box containing options for size units.</summary>
     class SizeUnitsComboBox : ComboBox
     {
         protected override void OnCreateControl()
         {
             base.OnCreateControl();
+            // Clear the items to prevent duplicates added at design time and run time.
             Items.Clear();
             Items.Add("B");
             Items.Add("KB");
@@ -20,5 +18,6 @@
         }
     }
 
+    /// <summary>Size units.</summary>
     public enum SizeUnits { B = 0, KB = 1, MB = 2, GB = 3 }
 }