Dstv price lock con

The dstv black Friday con. I sent a message asking dstv to ring me for their offer of price lock of R749 odd plus Explorer. No response. I then resent message Thursday 6 Dec only received a call back Sunday 9th. Lady offered me deal at price and asked her to ring me back to which she said she was closing but would sort it 1st thing Monday 10th. Got a call Monday at 1pm telling me price is now R959! After I have chased and was offered price what a con!