Mac OS X: Mail - How to Send a Message at a Later Time

This document describes how to send an email message at a later time using the Mac OS X application Mail.
Some email clients can queue messages for later delivery without trying to send them. This is useful if you do not have a constant connection to the Internet. The Mac OS X application Mail does not have a single-button way to do this. The following alternatives may work for you.
Figure 1 Cannot deliver message alert

Click Close Window. The message will be placed in your Outbox.

Published Date: Feb 19, 2012