If outsourcing call centers cut costs for American Express (NYSE:AXP), it also does for its credit card competitors Visa (NYSE:V) and Master Card (NYSE:MA).
One maalem (or master craftsman), in particular, opened many doors for the decorator: Ma'alem Houman, who was skilled in the brickwork and tadelakt (a glazed plaster mixed with pigment and soap) that Willis brought out of the hammam (or bathhouse) and into Moorish interiors.