A Miami-based e-cigarette company plans to add at least 30 jobs in the next year to support its growth in the U.S. and overseas. VMR Products is one of the world's top sellers of electronic cigarettes and vapor products, both online and in brick-and-mortar retailers. The company employs about 170 people in Miami, where it designs its products. "Although we currently have nine offices worldwide, Miami is still the heart of the company," CEO and co-founder Jan Verleur said. VMR is hiring warehouse...