Sending out emails in application style websites can be a pain. The process is the same every time. All that changes is the template and the content. In step eTemplates. For developers by a developer, the WordPress plugin eTemplates simplifies the email process by providing a simple yet powerful interface to use. Not for the faint-of-heart, eTemplates works only in code to deliver application transparent emails.
Global Settings
Quickly administer the plugins options.

All Templates
Select which template you wish to edit.

Edit Template
Define the contents of the email and set all dynamic variables.

How to Use in Code
Sending out an eTemplate is simple. All you need is a couple of lines of code to do so.
<?php
$emailtags = array('magictag1' => 'value1', 'magictag2' => 'value2', 'magictag3' => 'value3');
nlws_et($templateID, $to, $emailtags);
?>