Kathleen King

With ‘pop up,’ The Spur serves a tantalizing appetizer

By GREGORY ZELLER // The Spur is now open for business, and pleasure. At least, what founder Ashley Heather calls a “pop up” version of the Hamptons’ first-ever shared-office space, which will officially open the doors of its new 10,000-square-foot “private co-working and entrepreneur’s club” this summer but for now is gathering strength inside the friendly confines of the Southampton Social Cub. The Spur – the physical embodiment of i-hamptons, a Southampton-based “community and resource…