Please note that, depending on the merchant, it can take between 10 and 40 days to unlock your reward.Also, some merchants require you to accumulate a minimum amount of cashback to unlock your reward. You can check this in the section:Rewards > Cashback > select the merchant About halfway down the screen that opens next, you will see a progress bar with the title "Cashback accumulated reward". There you have an indicator of how much you have left to reach the minimum required to unlock the reward.