Polo Ralph Lauren Corporation is to close 11 loss-making Club Monaco stores and all 12 of its free-standing Polo Jeans Co stores, the company announced today.It also plans to open a high-end store in Boston plus new stores in locations such as Dallas and Beverly Hills."I believe this focused retail strategy will provide a solid foundation from which we can continue to grow the Polo Ralph Lauren brand even more profitably," said Ralph Lauren, chairman and CEO of Polo Ralph Lauren.