Searching for a set of bamboo-and-cotton sheets, spiked olives, or gingersnap cookies? This modern take on a general store in Sag Harbor is your one-stop shop. Among the gifts and essential items for the stylish Hamptons home, you'll find placemats in rainbow colors, Tea Forté teas, nautical-knot doorstops, patchouli bath oils, jauntily striped pajamas, and confections ranging from Marie Belle...