Not Happy at all

So I received an SMS (ROBERTA, Sterns BLACK FRIDAY DEALS still available! Jewellery sets from R399. Online & instore bit.ly/339nJVI. Plus! myTFGrewards members can win a Samsung smartphone & airtime worth R7000 every 30mins! To enter spend R500+ @any TFG store/online. Til 27Nov. T&Cs. STOPOPTOUT. NCRCP36) I went to a store spent more than R500.00 and wasn't even told about this!! Nothing at all, staff should tell customers about this promotion.