Marks & Spencer has hidden 10,000 vouchers in sandwiches giving winners a £10 gift card
MARKS & Spencer has taken a leaf out of Willy Wonka’s book by launching a competition where shoppers can win a £10 gift card. From today and lasting for almost three weeks, lunchtime snackers will be be able to find vouchers inside their sandwich packets. Vouchers have been hidden in M&S core range of sandwiches like […]