Plesk 12 end-user series
19. How to limit the number of outgoing messages in Plesk
This demo assumes you’ve already logged in to Plesk.
Now let’s learn how to limit the number of outgoing email messages.
Click "Show More" to expand the list of options for this domain.
Then click the "Limit Outgoing Messages" option.
This is where you can put a limit on the number of messages that can be sent from your account.
Note that the limit you place must be lower than the limit set for your subscription.
That’s it! The outgoing message limit has been changed.
This is the end of the tutorial. You now know how to limit the number of outgoing messages in Plesk.
Content retrieved from: https://support.appliedi.net/kb/a1177/how-to-limit-the-number-of-outgoing-messages-in-plesk.aspx.