please help we have a 12 week old GR bitch who I might add is lovely however she will not stop biting on clothes pulling biting nipping, once she has got hold of clothes hands ect she will not let go and no amount of talking stern shouting noises putting her out of the room ect makes any diifference she still comes back for more or will fight to the end before she gives up we have tryed everything but nothing stops or phases her as soon as she bites we will place her out of the room but she just comes back in and does it again or the next time she never seems to learn and is never bothered that we have told her off I really cannot think of what to do next please help!!!!!!!!!!!!!!!!!

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