Thousands of makeshift shacks sell beer or cigarettes, and hundreds of oil-barrel barbecues cook jerk chicken and burgers.
It is easy to obtain burgers and jerk chicken because they are being cooked in the area all day long. 
mnli hypothesis: It is easy to obtain burgers and jerk chicken because they are being cooked in the area all day long.  premise: Thousands of makeshift shacks sell beer or cigarettes, and hundreds of oil-barrel barbecues cook jerk chicken and burgers.