So many complaints billing / passing buck / dishon

So , after a year of zero assistance from all possible avenues at MTN i am having to resort to this. <br> I have been a client of not only MTN but also that specific store<br> Early last year I opened my fourth account with MTN. It was for my 14 year old some and came with an ipad for school as he needed data access. As with all of my lines ,I set a soft block so that I could control costs.<br> Later that month , my lines were suspended as my limits had been reached and my bill was sitting at R 15k . When I enquired I found that R 11k was for the new line which my son had been using.<br> No block had ever been set.<br> When trying to rectify this , they said they could not set the block as money was due on that. During all of this MTN went on strike and for weeks no one assisted me.<br> I went to the store at least 6 times in 6 weeks , They said they could not help , I needed to speak to the call centre ... call centre not working due to strike , When they were back up and running , the c