The phrase "automatically mailed" is correct and usable in written English.
It can be used to describe something that is sent out without manual intervention, often in the context of emails or notifications.
Example: "Once you complete the registration, a confirmation email will be automatically mailed to you."
Alternatives: "sent automatically" or "dispatched automatically".
The e-newsletter is automatically mailed in HTML and text format to all students, faculty and staff on the Ithaca, New York City and Qatar campuses.
Information on university and non-university housing is automatically mailed to all applicants when they are accepted for admission to the Graduate School.
Applications are automatically mailed to Duke M.Div.
When winners are ready to cash out winnings, they click on the amount they'd like to be paid and a check is automatically mailed.
Note: As of January 1, you won't get statements automatically mailed to you unless you sign up online (see above), so it's a good idea to check out the Social Security Web site.
It costs $49 with one filter; additional filters, automatically mailed to subscribers, cost $12.99.
Michigan automatically mails such ballots to its elderly residents.
A computer system would link the plates to an owner and automatically mail a bill for the toll.
Like many other successful worms, SirCam replicates by searching users' address books and then automatically mailing itself to all the addresses it finds.
At the end of three years, the government would automatically mail checks to protected homeowners if average house prices in their area were lower than when they purchased their homes.
To date, most of McAfee's money comes from computer users buying antivirus software that promises to keep a desktop, or server, free of some of the debilitating artifacts of the modern age: rogue Java applets, E-mail attachment bombs, macro viruses that replicate themselves from inside your E-mail box, automatically mailing themselves on to addresses found in your inbox.
