Hamas declared some time ago that Israeli civilians are legitimate targets because of the nation’s mandatory military service.
This is in spite of the civilians who have deferments, won’t serve for another 18 years or who are done with their service.
By this logic, their civilians should be legitimate targets because they all have the potential to be homicide bombers.
The linked article demonstrates just how intertwined the civilian population is with military operations in Gaza.
Everyone there is a guerrilla and deserves to be treated as such.