Advertisements for anything. Chain letters and get rich quick schemes. The former are puerile and the latter would constitute an insult to the intelligence of a bacterium. Political statements, cultural diatribes and requests to contribute to charities, sign petitions and participate in letter writing campaigns. If you haven't heard from us, whatever has you fired up with righteous indignation and moral fervor probably doesn't mean squat to us.
Survival is a noble cause.
The correct way to promote your cause on the Internet is to create a web page for it and announce the page through the usual channels. Offers to redesign our web page for us. If we didn't like the way it looks, we'd have changed it by now. This being a web page, it will be apparent to most observers that we have the former. See our secure server page for the latter.