1 files changed, 11 insertions, 0 deletions

diff --git a/cs-dotnet/src/gatsnull.cs b/cs-dotnet/src/gatsnull.cs
index 009676f..49ca243 100644
--- a/cs-dotnet/src/gatsnull.cs
+++ b/cs-dotnet/src/gatsnull.cs
@@ -9,6 +9,17 @@ using System.IO;
 
 namespace Com.Xagasoft.Gats
 {
+    /// <summary>
+    /// Represents a NULL value.
+    /// </summary>
+    /// <remarks>
+    /// There are a couple of reasons for using a real, instantiated object to
+    /// represent NULL instead of just using null.  Primarily, however, it is
+    /// important to know the difference between an intentionally encoded null
+    /// and an absence of any object at all.
+    ///
+    /// The GatsNull doesn't contain any fields.
+    /// </remarks>
     public class GatsNull : GatsObject
     {
         public GatsNull()