As an up-and-coming destination for tourist visitors and business travelers alike, Bulgaria has become increasingly cosmopolitan over the past 15 years. At least cities have, to varying degrees. Meanwhile, out in the countryside, there are plenty of places where time seems to have stood still for centuries, with villagers in traditional garb riding along donkey-carts – until you see them talking into their mobile phones. Once you have made your first Bulgarian friend, though, you will definitely not have made your last. Bulgarians are very social and love any occasions to gather for conversation, eating, drinking, dancing, or cultural or sporting events. As regards practical matters, Bulgaria is forging ahead…