New agreement will give Baristas Del Caribe, LLC, an affiliate of leading family-owned Puerto Rican group of companies Empresas Fonalledas, exclusive rights to operate Starbucks® stores in Puerto Rico, building on more than a decade of brand loyalty and trust  SAN JUAN, Puerto Rico, 2015-8-20— /EPR Retail News/ — Starbucks Coffee Company and Baristas Del Caribe, LLC,…