Those bright yellow sticker labels you see in supermarkets like Tesco, Sainsbury's, and M&S are more than just eye-catching – they're a ticket to big savings on items nearing their sell-by date. Not only does this help the stores cut down on waste, but it also lets savvy shoppers snap up bargains at a fraction of the usual price.

And the best part?

Most of these discounted goodies – think bread, ready meals, and meat – can be popped straight into the freezer for later.

I decided to put this to the test with a week-long experiment at my local Marks and Spencer Foodhall, popping in at different times each day to suss out when the best deals were up for grabs. The results were a pleasant surprise.

Unlike other supermarkets that lump all their reduced items together, M&S keeps them right w

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