The article speculates in multiple places about potential organised crime involvement. If so that would explain the situation. It is one thing to know that you

The article speculates in multiple places about potential organised crime involvement. If so that would explain the situation. It is one thing to know that you are being robbed and another to be able to do something about it. > you'd just leave someone to sleep in a tent in the middle of the fields during the critical harvest time That depends on many factors. Mainly on how long the harvest interval. If there are only a few days from the day it is first possibly worth harvesting to the optimal day that benefits this strategy. The longer the interval the costlier the strategy. Other thing which can affect the viability is the likelihood that your guard can do something about the theft. If the guard is alone in the woods with no way to call for help then what good is it to have a guard?