E-mail is an asynchronous means of communication. Attachment A file which is sent along with an e-mail message. The return of a piece of e-mail to the sender due to a delivery error. Client A software program or computer which requests information from a server. A client computer provides an Internet connection for an end user.
Client software resides on the user's computer and requests information from a server.
Compose To create an e-mail message. A named list of e-mail users stored in an address book. Messages may be simultaneously distributed to each user on the list by addressing a message to the name of the list. E-mail and chat users have created many acronyms and initialisms for common phrases. Emoticon Short for emotion icon, a series of punctuation characters that indicates the writer's mood or how an e-mail or chat message should be interpreted.