Local investors recently purchased The Dolphin Building, a 10,912-square-foot mixed-use property located at 401 S. Pineapple Ave., Sarasota, for almost $2.7 million. The property includes first-floor retail space, which is fully occupied by tenants such as Burn’s Court Café and Spot SRQ Dog Grooming, and second-floor residential space. Ian Black Real Estate represented the seller, RT Pineapple, Inc., while Ken D’Agostino of D’Agostino Real Estate Group, Inc. represented the buyer, Folger, LLC.