Recently Coles and Woolworths have attempted to one up each other in loyalty program stakes, with the introduction of “My5″ by Coles and Woolworths’ new discounts on selected products when bought with an everyday rewards card. But does this really benefit the customer enough to hand over their personal information, along with their buying habits and all the juicy things marketing firms like to know? Sydney Morning Herald reports: Analysts said that the programs took from customers as much as they ”gave back”, in terms of valuable information on their shopping habits. ”This is essentially just a new form of [...]