On the 31st of December i went to the store to use the voucher i won from mtn 25th birthday crush competition the teller didn't know about it she called the manager by the name Given to assist he also told me he doesn't know about it but he will call head office and ask because it could be a scam i awaited for almost 30 minutes went to spar to do shopping came back he told me they are not answering i should go to dwarsloop i am not even sure if he called them or not because he took the phone went the back/ office