Yes, you surely can. Write to us at email@example.com with the following details - your name, your email address that you use for signing into your referrer account, the unused codes that you wish to exchange and the new denomination of discount codes that you want us to provide you with. For example, you may have 10 unused SGD 10 OFF vouchers that you want to exchange for 1 x SGD 50 OFF and 2 x SGD 25 OFF.
Kindly note that we will set a validity of 1 month from the date of issuance for all new codes provided by us. This validity cannot be further extended.