London  —  Thea Jaffe never expected to use a baby bank . In fact, she was responsible for referring other single parents from her local community group to the charity Little Village, which provides essential supplies for new parents who otherwise wouldn’t be able to afford them – everything from strollers and cots to clothes, diapers, toys and books. But when Jaffe, who lives in London , became pregnant unexpectedly with her second child, she couldn’t afford to buy everything she needed. “It’s