Paying monthly for BAD connectivity

Good day everyone, I am at my wits-end with Telkom! I spent 2 weeks traveling up and down to the CPT Telkom branch during December to complain about the connectivity issues in our area (Kensington). They insisted that the area has a perfect signal yet, it is a month later and we are still having intermittent connection. It takes hours for me to perform simple tasks on my pc because of this terrible connection. I have had the modem, tower, cables, simcard and all attachments checked and triple checked. Everything is in perfect working order and I am awfully disappointed that no-one can help us sort out this issue. Initially when I went to the store, the manager became impatient with me, telling me that he isn