03/28/2008 02:44 am ET Updated Nov 17, 2011

TripAdvisor Decoded

For many, TripAdvisor has become a first stop for travel planning. Thanks in part to its prominence in Google searches, some 24 million visitors a month check out what other users have to say about where to stay, eat and play around the world. Its wide range of contributors -- there are nearly 10 million reviews and opinions -- make it more democratic....But relying on the wisdom of crowds can be dangerous.

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