Secrets of Next's success: Business is booming, shares are soaring and their next big move could net a fortune. So should you invest? Read this by finance guru ANNE ASHWORTH first...

The story of Next, the £12.5bn retail giant, began 160 years ago in Leeds. The company, then known as Hepworth, was the first high street clothing chain, supplying bespoke and off-the-peg tailoring.