Enterprise Rent-A-Car announced its entry into Puerto Rico, opening offices at neighborhood locations in Isla Verde, Bayamón, Hato Rey, and Guaynabo, marking the company's first operations in the Caribbean. A full-service, on-site location at Luis Muñoz Marin International Airport in Carolina is scheduled to open this spring. Until then, airport customers are picked up and served by the Isla Verde location at the Ritz-Carlton San Juan Hotel, Spa & Casino. The company plans to open as many as four or five locations in Puerto Rico per year. Visit [www.enterprise.com].