carry a family of 4 where? if you rely on that other location exisiting, you are not self-reliant. tow a trailer where? see above. Pick up a load of dirt or l

carry a family of 4 where? if you rely on that other location exisiting, you are not self-reliant. tow a trailer where? see above. Pick up a load of dirt or lumber-- how did those materials get to the pick-up point? And the road you are driving on, where did it come from?