Dear Customer,
we would like to inform you that the issue has been resolved and the service is now operating correctly. We sincerely apologize for any inconvenience caused.

Dear customer the e-mail queue is solved since some minutes, we are still monitoring the system in order to avoid further issues.
We'll give another update in 30 minutes.

Dear customer we are facing some degradation sending e-mails of envelopes. We are already on it , we'll provide the next update in 15 minutes.