a. You can request for cancellation if - order is not packed or fulfilled yet & with valid reason. This still depends case to case as there are time-zone difference between you sending us the message and us reading the message hours later.
b. No cancellation if,
i. item is packed and fulfilled, as we are not able to pull it back once the parcel is with the shipper. and without valid reason
ii. customer refuse accepting the parcel upon delivery
iii. buyer remorse