As you asking for the Credit card Reward point let me tell you that the reward point may be some percentage or the saving of yours on the Every purchase made by your credit card ,
Reward Points every time you use the Card, up to 20% savings at restaurants, fabulous offers on almost all your shopping trips to easy payment plans and instant loan on your Card,

How to get the Reward points

10X Reward Points in these outlets are capped at Rs. 7,000 (or 560 points) per month. for spends above that, you earn 1 point per Rs125. Identification of apparel & department stores are based on merchant category code allotted by Visa and MasterCard to the merchant where the purchase is made.


you may use your Reward points in following :

At apparel and department stores.
In-Store Shopping
Online Shopping
Air miles
Adjust points against your Statement outstanding
Gift Vouchers
Instant redemption against premium brands

for more details you may visit the Nearest branch of the Citibank