Here is an email: This is an automatically generated Delivery Status Notification. THIS IS A WARNING MESSAGE ONLY. YOU DO NOT NEED TO RESEND YOUR MESSAGE. Delivery to the following recipients has been delayed. tom.bruce-jones@enron.com jeff.kabel@enron.com joern.schmidt@enron.com jonathan.schube@enron.com
What is a potential subject line for this email?
Delivery Status Notification (Delay)