Starbucks South Korea has begun enforcing a nationwide ban on the consumption of outside food at all of its stores, aiming to curb disturbances caused by customers bringing in and eating food from elsewhere. The company, operated by Shinsegae Group, began posting notices on Monday at its 2,050 stores across South Korea saying that all outside food and beverages are prohibited from being consumed inside. Baby food is exempt from the rule. The move marks the first time the major cafe and dessert...