Why is it so difficult to return unwanted Christmas gifts?

Retailers accused of playing fast and loose with consumer rights, some giving wrong informationToday has been dubbed Super Saturday, with shoppers set to splash out an estimated £1.65bn on last-minute Christmas purchases. More than 10 million people are expected to hit the shops, while 4.8 million Brits will go online to snap up gifts and other festive essentials, according to predictions by VoucherCodes.co.uk and the Centre for Retail Research.But not all those purchases will hit the spot