Posts can be delayed. You can add days, hours and/or minutes to the email date to delay the publishing of a post.
Usage (in the message body):
delay: [0-99d][0-99h][0-99m]
Example
This will delay 1 day
delay: 1d
This will delay 1 hour
delay: 1h
This will delay 1 day, 2 hours and 4 minutes
delay: 1d2h4m