diff --git a/app/models/tag_alias.rb b/app/models/tag_alias.rb
index 86c6b82cb..52e789b4b 100644
--- a/app/models/tag_alias.rb
+++ b/app/models/tag_alias.rb
@@ -43,25 +43,9 @@ class TagAlias < TagRelationship
       end
     end
 
-    def approval_message
-      "The tag alias [[#{antecedent_name}]] -> [[#{consequent_name}]] (alias ##{id}) has been approved."
-    end
-
-    def failure_message(e = nil)
-      "The tag alias [[#{antecedent_name}]] -> [[#{consequent_name}]] (alias ##{id}) failed during processing. Reason: #{e}"
-    end
-
-    def reject_message
-      "The tag alias [[#{antecedent_name}]] -> [[#{consequent_name}]] (alias ##{id}) has been rejected."
-    end
-
     def conflict_message
       "The tag alias [[#{antecedent_name}]] -> [[#{consequent_name}]] (alias ##{id}) has conflicting wiki pages. [[#{consequent_name}]] should be updated to include information from [[#{antecedent_name}]] if necessary."
     end
-
-    def date_timestamp
-      Time.now.strftime("%Y-%m-%d")
-    end
   end
 
   module ForumMethods
diff --git a/app/models/tag_implication.rb b/app/models/tag_implication.rb
index 75c02bfba..3cb3a1ff7 100644
--- a/app/models/tag_implication.rb
+++ b/app/models/tag_implication.rb
@@ -148,7 +148,7 @@ class TagImplication < TagRelationship
           update_posts
           update({ :status => "active" }, :as => CurrentUser.role)
           update_descendant_names_for_parents
-          forum_updater.update("The tag implication #{antecedent_name} -> #{consequent_name} has been approved.", "APPROVED") if update_topic
+          forum_updater.update(approval_message, "APPROVED") if update_topic
         end
       rescue Exception => e
         if tries < 5
@@ -157,7 +157,7 @@ class TagImplication < TagRelationship
           retry
         end
 
-        forum_updater.update("The tag implication #{antecedent_name} -> #{consequent_name} failed during processing. Reason: #{e}", "FAILED") if update_topic
+        forum_updater.update(failure_message(e), "FAILED") if update_topic
         update({ :status => "error: #{e}" }, :as => CurrentUser.role)
 
         if Rails.env.production?
@@ -186,7 +186,7 @@ class TagImplication < TagRelationship
 
     def reject!
       update({ :status => "deleted", }, :as => CurrentUser.role)
-      forum_updater.update("The tag implication #{antecedent_name} -> #{consequent_name} has been rejected.", "REJECTED")
+      forum_updater.update(reject_message, "REJECTED")
       destroy
     end
 
@@ -210,10 +210,6 @@ class TagImplication < TagRelationship
       end
     end
 
-    def date_timestamp
-      Time.now.strftime("%Y-%m-%d")
-    end
-
     def forum_updater
       @forum_updater ||= begin
         post = if forum_topic
diff --git a/app/models/tag_relationship.rb b/app/models/tag_relationship.rb
index 21515be19..637befd0a 100644
--- a/app/models/tag_relationship.rb
+++ b/app/models/tag_relationship.rb
@@ -117,5 +117,29 @@ class TagRelationship < ApplicationRecord
     end
   end
 
+  module MessageMethods
+    def relationship
+      # "TagAlias" -> "tag alias", "TagImplication" -> "tag implication"
+      self.class.name.underscore.tr("_", " ")
+    end
+
+    def approval_message
+      "The #{relationship} [[#{antecedent_name}]] -> [[#{consequent_name}]] has been approved."
+    end
+
+    def failure_message(e = nil)
+      "The #{relationship} [[#{antecedent_name}]] -> [[#{consequent_name}]] failed during processing. Reason: #{e}"
+    end
+
+    def reject_message
+      "The #{relationship} [[#{antecedent_name}]] -> [[#{consequent_name}]] has been rejected."
+    end
+
+    def date_timestamp
+      Time.now.strftime("%Y-%m-%d")
+    end
+  end
+
   extend SearchMethods
+  include MessageMethods
 end