If you offer a product or service related to web or print publishing, you may post a short press notice, without prices or sales pitches. (desktoppublishingforum.com)
Upon pressing it you notice that the door does not open, but across the room you see another button. (wolfsgamingblog.com)
Another time the Intel Free Press noticed a story in an internal Intel employee newsletter about employees with cool tattoos. (blog.hubspot.com)