Last November, we introduced Hotpot, our recommendation engine to help people discover great new places when they search on Google. It’s simple: Rate and review the places you know, add friends whose opinions you trust and we serve you up personalized recommendations based on those tastes.

Since then, we’ve released an iPhone and Android app, integrated Hotpot recommendations into Google.com and Google Maps, expanded to more than 47 languages and enabled people to share their ratings and reviews to Twitter. While busy iterating on the product side, we’ve also launched marketing and community campaigns in five cities in the U.S.: Portland, Ore.; Austin, Texas; Las Vegas, Nev.; Madison, Wis.; and Charlotte, N.C.

Get the full story at the Google Places Community Blog