not impressed with mtn linsurances bad service

Ive been waiting for three weeks to get my phone fixed by the mtn insurance company and consultants, im highly dissapointed by MTN and they are very incompitent and unprofessional.this is making me very frustrated because now im paying for nothing mtn should tell us if they feel they have too many clients there are other networks in south africa .i cant be paying plus minus a thousand five hundred every month for nothing