Tough times and internet shopping mean retailers must reinvent or die. This issue, Frame talks to shoe brand Camper about its three-pronged store design strategy and visits My Boon, a singular shop in Seoul that’s conceived as an interior garden – only without the plants. Then it’s back to nature with artist Paula Hayes and off to São Paulo to sample the design delights of Brazil’s biggest city. And Ronan and Erwan Bouroullec tell us why they’ve published a volume of drawings.