1)Click on the Predict and Win Ball appearing on the Home Screen of Dineout App.
2)Click on Play Now> 'Leaderboard'.
3)Click on 'See Your Friends'
4)Click on 'Challenge Now' button to challenge them.
5)You can earn a bonus of ₹500 PromoCash for every friend if you are the first one to challenge them and they play Predict and Win.