Parcel not delivered for over 2 months

I really hoped i'd write this in a calm manner but I'm ****ed by this company. Their Nelspruit branch have had my Unisa study material since 25 march 2025 and I've been trying to call to inquire about it and the phone just rings, no one answers it. And I've even moved from the place on the delivery details.

I've been studying using soft copies and they're unbearable and just not workable. I'm annoyed because next week I start my exams and I have still not received what's mine. I want my study material before Monday the 19th of May 2025 or you can keep it. If there's any correspondence to this , it should be you telling me that it will be arriving before Monday or you can keep it since it belongs to you not me. You're really unprofessional & I hope the institution hears our cries and change you as their courier