In detail:

Earn Rs. 50 Cashback in your PayTM Wallet for your 1st Review on HolidayIQ.com.
The cashback is only valid onthe 1st review written by user on HolidayIQ ever. It the user has written reviews on HolidayIQ earlier, he/she would not be eligible for the cashback
The mobile number entered while writing Hotel review should be the same as the mobile number linked to your PayTM wallet
If PayTM wallet is created after writing a review, no cashback will be credited.
Cashback will be credited to qualifying members within 7 working days after the date of publishing the review on HolidayIQ
Maximum of Rs. 50 cashback would be credited for a user for only the 1st review

link: http://www.holidayiq.com/share?channel=paytm_partner