Method of exchanging digital messages from an author to one or more recipients.
Electronic mail, commonly called email or
Modern email operates across the Internet or other computer networks. Some early email systems required that the author and the recipient both be online at the same time, also known as
Instant messaging. Today's email systems are based on a store-and-forward model. Email servers accept, forward, deliver and store messages. Neither the users nor their computers are required to be online simultaneously; they need connect only briefly, typically to an email server, for as long as it takes to send or receive messages.
In other words
- Email (Wikipedia)
The tag email can be used for all web based programming related problems in implementing feature of emailing a message from one client to another client. The tag can also be used for setting up a simple mail server. Please note that http://serverfault.com/ is another stackexchange website where you can ask