In his book Smart & Solo: The blueprint for efficient and enjoyable solo travel, Randell Green provides a guide for solo travelers. He provides insights and tips on how to plan your next adventure, how to maximize transportation and lodging, and how to follow his “emerald rule“ when traveling. About Randell Carlton Green : As a dual citizen of the United Kingdom & United States, Randell Carlton Green has always had a deep admiration for exploring new cultures. He is a Ravenclaw, fish