Email

Email

Electronic communication using one of the accepted protocols.

Industry: Software

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Email

Challenge-response system

Software; Email

An anti-spam programme that requires a human being on the sender's end to respond to an emailed challenge message before their messages can be delivered to recipients. Senders who answer the ...

Churn

Software; Email

How many subscribers leave a mailing list (or how many email addresses go bad) over a certain length of time, usually expressed as a percentage of the whole list.

Click-through rate

Software; Email

Total number of clicks on email link(s) divided by the number of emails sent. Includes multiple clicks by a unique user. Some email broadcast vendors or tracking programmes define CTR differently.

Slightly inexact because some clicks "get lost" between the click and your server. Also be sure to ask if the CTR is unique, meaning that each individual user is only counted once no matter how many ...

Commercial email

Software; Email

Email whose purpose, as a whole or in part, is to sell or advertise a product or service or if its purpose is to persuade users to perform an act, such as to purchase a product or click to a Web site ...

Confirmation

Software; Email

An acknowledgment of a subscription or information request. "Confirmation" can be either a company statement that the email address was successfully placed on a list, or a subscriber's agreement that ...

Confirmed opt-in

Software; Email

Inexact term that may refer to double-opt-in subscription processes or may refer to email addresses which do not hard bounce back a welcome message. Ask anyone using this term to define it more ...