From

http://confluence.atlassian.com/display/DOC/Enabling+the+%27Mail+Page%27+plugin?focusedCommentId=37453833#comment-37453833

"The link to the page that is generated is not ok for news: miss the date. I t would be better to use the tiny link."

Rather than use the tiny link, make sure you always use content.getUrlPath() when getting the URL for a content object/.