Institution philosophies

I was studying supply chain management via mancosa when I enrolled someone promised to help me with the intuition fee. When I graduated they were suppose to pay a lumpsum of 24000 only to find that they backdown. I completed it on 2023 and I have lost two internship in the Ethekwini municipality Durban South Africa of which they only needed my academic results. The institution withheld saying I would run . I failed to understand how can I run and live my credentials behind as the internship was 8000 per months and the corse I was doing consisted of three unique field logistics, Purchasing And Operations Management I was so upset about their level of thinking and service