With smart jumper cables, there’s no need to check where the jumpers go, the surge protector in the cables takes care of that. Plus they won’t damage the sensitive electronics of newer cars.
“Smart” cables have built-in surge protectors like the professional units used in auto shops, which dampen voltage spikes to prevent surge damage to electronics. They also have automatic polarity adjustment to eliminate the possibility of sparking or shorting that can result from hooking cables up backwards, positive to negative.
Now, why didn’t I think of this?