Implement microformats
Idea
+status
+priority
+tag
+issues
http://twitter.com/microformats
Such as:
hCalendar - see upgrade Date cardtype
http://microformats.org/wiki/rel-tag - for blogging, etc.
Firefox add-on for reading/using them: https://addons.mozilla.org/en-US/firefox/addon/4106
More recently: http://schema.org/
+discussed in support tickets
+relevant user stories