Why Greggs is beating Pret in the battle of the lunch break

While Pret has failed to commit to any real market position, Greggs is reaping the rewards of building an irreverent and loyal fanbase, says Dougie Hastings There’s an old saying in London – you’re never more than 6ft from a rat and 50m from a Pret a Manger. But the popular high street sandwich chain [...]