Klout is a social media analytics tool that assigns a score that indicates a user's influence across his or her social network.
Get into Cathay Pacific's San Francisco lounge with your Klout
HONG KONG - In an interesting social media tie-up, Cathay Pacific will allow Klout users with a score of 40 or higher on their Klout iPhone app to enter its first and business class lounge in San Francisco International Airport.