TnC: Minimum recharge or bill payment of Rs.100. Click “Proceed to Recharge/Pay” and enter “GRAB100” in “Have a Promocode?” section. Promocode can be used 1 time per user /month. Promocode is valid on mobile prepaid, mobile postpaid, dth, datacard recharge, landline & broadband transactions. Promocode is not applicable on Airtel services. After successful transaction, you can use “GRAB100” promocode for next 10 months to get Rs. 10 cashback every month. In November user will not get any cashback but he will become eligible to get Rs. 10 per month for next ten months. We reserve the right to end any or all offers at our discretion without any prior notice.