How do you stop a puppy grabbing trouser legs?
http://www.apdt.co.uk/dog_training_tips.… The above link gives you some training tips for your puppy including a solution for your problem. you have to stop walking and redirect your puppy’s play biting of your trousers onto something more appropriate such as a toy stop using the coins in the tin or any other methods which may scare the dog instead using redirection such as giving the pup a toy to stop his behaviour, stay calm, do not try and pull away simply have a dog toy handy which you can give him to distract him from pulling at clothing.