Still waiting for Refund from 3 October, 2014

I have sat with unanswered telephones, only one e-mail answered. My property was registered in buyers name 3rd October, 2014. Have telephoned these numbers ***, ***, *** & ***. Cheque no 758704 was eventually written out early December, 2015 in favour of transferring lawyers but was returned because of error on cheque. Lawyers van der Merwe, Berg tel *** e-mailed me to say it would take another 3 weeks on 7th December, 2015 to rectify. It is now well after festive season but no reply from Tswane municipality or lawyers. How do I get my refund of R2087.14 Acc no *** for property Erf 271 Dorandia, Pretoria Norlth Ext 7 <br>