Det r vl ett perfekt land att invadera ? efter som de frmodligen mste anfalla ett annat land d de inte kan frsvara sig , drmed d ha flera fiender istllet fr en s <| sep |> In NO WAY is it appropriate to alter a product . You can ask a customer to leave , you can ban them from the property . You can void the transaction . You can refuse service . You CAN NOT alter a product to get back at someone . How about this example ? You take out advertising space in your local newspaper . You argue with the editor about how your ad is at the bottom of the page . You call him names . BUT , he accepts your payment , and changes the phone number for your business in your ad , so you don ' t get customers . Can an editor refuse to run an ad ? Yes . Can he remove an ad from future prints ? Yes . These are all acceptable responses .