Sabrina Grant and Helen Skelton speak to former supermarket insiders and uncover what the stores know about people's tastes and shopping habits - and reveal how consumers can use that knowledge to get a brilliant Christmas at bargain prices. Retail psychologists explain the covert role of party food in getting customers to spend more than they need to, and why they are wasting money on champagne when they could buy just as good fizz for half the price.

Helen Skelton and Sabrina Grant reveal ways to make big savings on takeaways, supermarket deliveries and eating out, with the team investigating restaurant discount cards. There is also advice on getting the most from online supermarket shopping, a look at an app that offers leftover food for a discount price, and tips on buying coffee on the high street.

Helen Skelton and Sabrina Grant investigate big fashion brands, uncovering the truth behind the sustainability claims made by big retailers and revealing how consumers can get money back by recycling their shoes. There is also advice on how to make money selling clothes online and a look at the popular `buy now, pay later" schemes offered by fashion retailers.

Helen Skelton and Sabrina Grant return with the consumer programme packed with money-saving tips and the secrets of the big brands. In the first edition they show how to save money booking a last-minute staycation, and there is also essential advice on how to protect money if anything goes wrong on a holiday. There are tips on savings on foreign trips for next year, including surprising hacks with the major airlines, and as the travel industry begins to ramp up again, there is advice on reducing carbon footprints.