Old mutaul rewards is a ****

I did rewards for my granny since there was no age limit abd sent her documents we wanted to use them for getting her shoprite food they were so rude to us at old mutaul calling me a **** they even wanted to talk to her they called and she doenst understand english we requested a sotho speaking agent who was also rude telling us we must go to branch and stop ****ing them we did go to branch she cant even but we forsted cause the points can help when we go there we were turned back telling us we can use points why do we come to them they dont work with rewards the humilation i got from old mutaul over points if it was money i would understand and granny even had a card from them we wanted to switch her grant to them but after the incouter we let it go never do rewards for your family save embarrasment old mutual is not good for people