From 21a31178a812330be927648d3e5b1b76d10b31ca Mon Sep 17 00:00:00 2001
From: Aline Morelli <aline.morelliw@gmail.com>
Date: Wed, 5 Jun 2019 22:07:54 -0300
Subject: [PATCH] Add warning about unpublished containers (#20)

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 5de11ad8..bc809590 100644
--- a/README.md
+++ b/README.md
@@ -210,3 +210,5 @@ Look for gtm_auth and gtm_preview
 ### Note:
 
 - Disabling javascript in the browser can prevent the correct operation of this library if React is only being rendered on the client side.
+
+- Before implementing GTM in your application ensure that you have at least one published container, otherwise Google Tag Manager snippet will return 404.
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