Google supports rich snippets (you can mark-up your content with all sorts of info, like reviews rating, dates, events, people and so on) for some time now, but for which kind of sites it actually shows them? p.s. for the ones that still don't know what i'm talking about there is a preview tool they started to get the idea: http://www.google.com/webmasters/to...6/765421/restaurant/Pizza-My-Heart-Santa-Cruz
well google show rich snippet from many sites.. but it depends on the link popularity and quality of site.. it all base on the whole packaging of a site.
For Google Rich Snippets following link would solve your confusion: http://www.google.com/support/webmasters/bin/answer.py?answer=99170