Bulk e-mail broadly refers to mail that is mailed and processed in bulk at reduced rates. The term is sometimes used as a synonym for advertising mail. The United States Postal Service (USPS) defines bulk mail broadly as "quantities of mail prepared for mailing at reduced postage rates.Electronic mail (email or e-mail) is a method of exchanging messages ("mail") between people using electronic devices. Invented by Ray Tomlinson, email first entered limited use in the 1960s and by the mid-1970s had taken the form now recognized as email. Email operates across computer networks, which today is primarily the Internet. Some early email systems required the author and the recipient to both be online at the same time, in common with instant messaging. Today's email systems are based on a store-and-forward model.
Bulk Email Service. Commonly, bulk email is used for newsletters or marketing email. If you have a list of customers or prospects, you can send them content relevant to their business or interest, from a single application. A bulk email service allows you to send to any list, regardless of its size.Neither the users nor their computers are required to be online simultaneously; they need to connect only briefly, typically to a mail server or a webmail interface for as long as it takes to send or receive messages. Email servers accept, forward, deliver, and store messages.