https://paytm.com/bus-tickets Promocode: BUS100 Terms & Conditions: -User gets flat 5% cashback. -Maximum cashback of INR 100. -Offer valid once in a day and thrice in a month per user. -No minimum transaction value. -Cashback will be credited within 24 hours of the transaction. -The user needs to have verified mobile number on Paytm to get cash back. -Cancelled orders will not be eligible.