Facebook Introduced new way to collect more mobile user in india , they introduced Ambassador program in India to promote the usage of Facebook on mobile phones .
You are supposed to convince your friends to install the Facebook app on their mobile phones. Once the app is installed, your friend will also have to associate his or her mobile phone number with Facebook.
You can then pass on this list of phone numbers to Facebook India and users who bring the maximum number of conversions will be rewarded with the Facebook Ambassador status.