Rich Snippets and new Genration of Seo

Now The these day Rich Snippets in known as New generation of SEO Every seo want to add this feature in their search result .According to the Search engines this help user to search his /her retentive term product , Like this.

Royal Rajasthan on Wheels - Relive the royalty of Rajasthan -Indian ...

www.indianluxurytrains.com/journeys/royal-rajasthan-on-wheels.html

2 reviews

Travel inspirations and information for Royal Rajasthan on Wheels rail journey offering luxury train tours across destinations in Rajasthan, Varanasi, Khajuraho ...

Benefits Rich Snippets :-
:) When search result comes with stared mark that atract user because of this time only 1o % site use this feature .

How to use this on my one site there are some helpful references .
http://data-vocabulary.org/Review
http://schema.org/docs/gs.html