A very recent example: The newsletter announcing the blackphone (discussed here as well). Upper left corner says: Use this area to offer a short teaser of you

A very recent example: The newsletter announcing the blackphone (discussed here as well). Upper left corner says: Use this area to offer a short teaser of your email's content. Text here will be shown in the preview area of some email clients". https://dl.dropboxusercontent.com/u/1194203/Screenshot_2014-02-24-16-31-12.png https://dl.dropboxusercontent.com/u/1194203/Screenshot_2014-... Oops :)