Sarah Bailey, 36, managing director of Laing Homes North Home Counties and first woman md in the housebuilder&’s 150-year history, talks golf, Gucci and good developmentsFamily? I live with my partner Simon Pasco, who has his own land-buying firm and we have regular visits from his children, Harriet, 11, and Beth, 6First job ever? In Hepworth Man&’s Shop, High Wycombe, …