diff --git a/tips.md b/tips.md
index 774a850..e4922d7 100644
--- a/tips.md
+++ b/tips.md
@@ -14,8 +14,11 @@ endif
 
 Note that `--sync` flag is used to block the execution until the installer finishes.
 
-(If you're behind an HTTP proxy, you may need to add `--insecure` option to the curl command. In 
-that case, you also need to set `$GIT_SSL_NO_VERIFY` to true.)
+#### HTTP proxy issues :warning: 
+
+If you're behind an HTTP proxy and your proxy does not have TLS/SSL certificates required for Github or if Github has expired TLS/SSL certificates, you may need to add `--insecure` option to the curl command. In that case, you also need to set `$GIT_SSL_NO_VERIFY` to true.
+
+Resort to this only if git cannot get updated certificates or if Github has TLS/SSL issues.
 
 ### Install plugins on the command line