diff --git a/lib/app/models/invitation.rb b/lib/app/models/invitation.rb
index <HASH>..<HASH> 100644
--- a/lib/app/models/invitation.rb
+++ b/lib/app/models/invitation.rb
@@ -7,7 +7,19 @@ class Invitation < ActiveRecord::Base
 
   private
 
+  def call_back_method
+    Inviter::InvitationCallbacks.invitation_created_callback(inviter, invitee, invited_to)
+  end
+
   def trigger_callbacks
-    puts 'CALL BACKS WILL BE TRIGGERED'
+    inviters = Inviter::ActsAsInviter.inviters
+    invitees = Inviter::ActsAsInvitee.invitees
+    invitations = Inviter::ActsAsInvitation.invitations
+    [inviters, invitees, invitations].each do |klass|
+      _call_back_method = call_back_method
+      klass.each do |_klass|
+        _klass.send(_call_back_method) if _klass.respond_to?(_call_back_method)
+      end
+    end
   end
 end
added method to trigger callbacks for members involved