Cancellation of policy

on the 17 July 2015 i went to old mutual branch in Nelspruit to cancel my educational plan policy, i provided the branch with my bank statement and ID copy, a day later i recieved an sms from Head office requesting me to send them the same documents to this email [Email Removed] of whic i did and nothing happened from there, i contacted the brach to followup but i was not assisted but refered to Head office, i contacted HO on the 28 they said my document never arrived, they confirmed the email address to send to i resent the documents till today nothing happened, ref no CE395752,