Bangladesh. A train line goes along the border with India for a few kms and has two stops in boder cities. A passenger is expecting to meet his local contact to take some indian goods (clothes, toys, medecines, sun glasses, spices...) onboard. He will then sale them in an another city's market. He msu be very carful to the Bangladesh Guards Border (BGB) who arrest and beat severly those people considered as traffickers.