diff --git a/UI_oM/TriggerLogUsageArgs.cs b/UI_oM/TriggerLogUsageArgs.cs
index b60ac9f..42888fb 100644
--- a/UI_oM/TriggerLogUsageArgs.cs
+++ b/UI_oM/TriggerLogUsageArgs.cs
@@ -26,14 +26,16 @@
 using System.Text;
 using System.Threading.Tasks;
 
+using BH.oM.Base;
+
 namespace BH.oM.UI
 {
-    public class TriggerLogUsageArgs : EventArgs
+    public class TriggerLogUsageArgs : EventArgs, IObject
     {
-        public virtual object SelectedItem { get; set; }
-        public virtual string CallerName { get; set; }
-        public virtual string UIName { get; set; }
-        public virtual string UIVersion { get; set; }
-        public virtual Guid ComponentID { get; set; }
+        public virtual object SelectedItem { get; set; } = null;
+        public virtual string CallerName { get; set; } = "";
+        public virtual string UIName { get; set; } = "";
+        public virtual string UIVersion { get; set; } = "";
+        public virtual Guid ComponentID { get; set; } = Guid.Empty;
     }
 }