Patty Libby, owner of Square Café in Hingham, loves her customers. “It’s a people business” she says. “We provide a positive environment here. I like to take care of people; nurture relationships. I want to make our customers happy and at home, and I like to provide a nice workplace for my employees. “ Square Café’s journey has been interesting. They started at 150 North Street 10 years ago; long before Derby Street Shoppes. and the Hingham Shipyard existed. Then, the restaurants in Downtown Hingham were.