   Wrapper for getting the application config of :router_helper
   """
   def router_helper do
-    Module.concat(router, Helpers)
+    Module.concat(router(), Helpers)
   end
 
   @doc """
   Helper method ensuring router helper is properly configured
   """
   def router_helper_configured? do
-    router && endpoint
+    router() && endpoint()
   end
 
   @doc """

  Wrapper for getting the application config of :reply_to, defaults to the send_address
  """
  def reply_to do
    Application.get_env(:sentinel, :reply_to, send_address)
  end

  @doc """

  Helper method ensuring invitable is properly configured
  """
  def invitable_configured? do
    invitable() && invitation_registration_url()
  end

  @doc """
