Poor MTN service

On the 23rd of December MTN cut my services, I paid the outstanding amount due for my outstanding bill , I was promised that my phone will be re-conected within 24 hours and its with the legal department 3 weeks past and I receive excuses after excuses moving from an old system to a new system, what can be so difficult to get the get me back on the system?? Im loosing money as I require this number to work and cant seem to speak to the right person??