--- a/API/Objects/Requirement/IRequirement.cs	Tue Apr 26 19:19:08 2011 +0000
+++ b/API/Objects/Requirement/IRequirement.cs	Sun May 01 13:56:20 2011 +0000
@@ -1,39 +1,50 @@
-// This file (Requirement.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2011 IBBoard
+// This file (Requirement.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2011 IBBoard
 // 
 // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU Affero GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license.
 using System;
 
 namespace IBBoard.WarFoundry.API.Objects.Requirement
-{
-	/// <summary>
-	/// Base interface for a Requirement that constrains the units/equipment that can be taken in an army
+{
+	/// <summary>
+	/// Base interface for a Requirement that constrains the units/equipment that can be taken in an army
 	/// </summary>
 	public interface IRequirement
-	{
-		/// <summary>
-		/// Checks whether the supplied WarFoundryObject can be added to the supplied army.
-		/// </summary>
-		/// <returns>
-		/// A <code>Validation</code> enum to show the result of the validation
-		/// </returns>
-		/// <param name='wfObject'>
-		/// The object that we want to add. This may be involved in the check, or it may not affect the evaluation of the requirement
-		/// </param>
-		/// <param name='toArmy'>
-		/// The army to add the object to.
-		/// </param>
-		Validation AllowsAdding(WarFoundryObject wfObject, Army toArmy);
-
-		/// <summary>
-		/// Checks whether the supplied army is currently valid according to this requirement.
-		/// </summary>
-		/// <returns>
-		/// A <code>Validation</code> enum to show the result of the validation
-		/// </returns>
-		/// <param name='toValidate'>
-		/// The army to validate
-		/// </param>
+	{
+		/// <summary>
+		/// Checks whether the supplied WarFoundryObject can be added to the supplied army.
+		/// </summary>
+		/// <returns>
+		/// A <code>Validation</code> enum to show the result of the validation
+		/// </returns>
+		/// <param name='wfObject'>
+		/// The object that we want to add. This may be involved in the check, or it may not affect the evaluation of the requirement
+		/// </param>
+		/// <param name='toArmy'>
+		/// The army to add the object to.
+		/// </param>
+		Validation AllowsAdding(WarFoundryObject wfObject, Army toArmy);
+
+		/// <summary>
+		/// Checks whether the supplied army is currently valid according to this requirement.
+		/// </summary>
+		/// <returns>
+		/// A <code>Validation</code> enum to show the result of the validation
+		/// </returns>
+		/// <param name='toValidate'>
+		/// The army to validate
+		/// </param>
 		Validation ValidatesArmy(Army army);
+
+		/// <summary>
+		/// Gets the validation message from validating the army
+		/// </summary>
+		/// <returns>
+		/// A validation message, if the validation fails, else an empty string.
+		/// </returns>
+		/// <param name='army'>
+		/// The army to validate.
+		/// </param>
+		string GetValidationMessage(Army army);
 	}
 }