Non Feedback on account query

soo im a member of netstar and few months back they stopped deducting their instalments and the debt kept increasing and i sent an email to ask why they are not debiting but didnt get a response, all of a sudden my account is handed over to creditworks and its R3k and was willing to pay the R1400 on 25 Aug as per the statement they sent to me in July and i sent and email to ask why its R3k and the lady by Susan van der berg send a screen shot to say its contractual amount and i said i might as well continue with my contract till 2023 if they will charge me for all those years, till today i havent received feedback on my emails, i sent an email on the 4th and another one on the 11th and i have not received feedback. im willing to pay the R1400 outstanding and continue with my contract. can Management look at this and respond.