diff --git a/SacsStandardBase/Base/Bus/SacsHierarchyItem.cs b/SacsStandardBase/Base/Bus/SacsHierarchyItem.cs
index b8c421e..0b2dc0b 100644
--- a/SacsStandardBase/Base/Bus/SacsHierarchyItem.cs
+++ b/SacsStandardBase/Base/Bus/SacsHierarchyItem.cs
@@ -496,6 +496,8 @@ namespace Sarand.Net.Standard.Base.Bus
 			protected Params()
 			{
 			}
+			public enum FlagState { Either = 0, True, False }
+			public enum BoolState { Either = 0, True, False }
 			/// <summary>Primary table alias to use if different from default.</summary>
 			public String TableAlias { get; set; }
 			/// <summary>Flag to indicate whether default filter ('1=1') is included if no other filter.</summary>
diff --git a/SacsStandardBase/Base/Utils/ListUtil.cs b/SacsStandardBase/Base/Utils/ListUtil.cs
index 415644a..dcff176 100644
--- a/SacsStandardBase/Base/Utils/ListUtil.cs
+++ b/SacsStandardBase/Base/Utils/ListUtil.cs
@@ -1,4 +1,5 @@
-using System;
+using Sarand.Net.Standard.Base.Helpers;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -74,6 +75,15 @@ namespace Sarand.Net.Standard.Base.Utils
 			return true;
 		}
 
+		//-------------------------------------------------------------------
+		/// <summary>
+		/// Sort the list into random order.
+		/// </summary>
+		public static List<T> Randomise<T>(this List<T> values)
+		{
+			return values.OrderBy(_ => SacsRandomHelper.GetInt32(Int32.MaxValue)).ToList();
+		}
+
 		//-------------------------------------------------------------------
 		/// <summary>
 		/// Remove the specified range of items from the list to a new list.