Useless team and after sales

Well where must I begin last year November dueing black friday i bought a data deal that I have been approved for and also paid for but till today nothing is working my simcard is even been deactivated and made as an pay as you go with numerous phine calls and numerous explanations of my issue its still an ongoing headache.I bought the sim / data deal dor my mother in law now I look like an idiot because of nothing is working I am paying for the contract but i cant use it. I did already deal with numerous managers and it seems to me know one has the ability to fix my issue even an 3rd party company has been allocated by the name of CoActive on the issue but still now luck every month the contract payment goes off but i dont get helped please can someone help me in regards