That's reassuring. You imagine the poor mutt:... bark bark, shock, whine, .... bark bark, shock, whine....bark bark, shock, whine....bark bark, shock, whine....bark bark, shock, whine....bark bark, shock, whine.... but obviously they learn pretty quick. (-:
Like disciplining kids (in the old days) the slap over the back of the hand does not have to actually hurt, just has to communicate displeasure to work.
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