Your Questions About Best Dog Collars For Training

Carol asks…PetSafe Deluxe Big Dog Remote Trainer Guide PLEASE!!!?I have that collar but it didn't come with training directions. i know how to use the collar from a behavior trainer at pet-smart who used the collar on her own dogs so i know how to use it but my father thinks we are both liars! I know the collar must stay on him at all times but my father does not believe me and constantly removes the collar. My dog is getting very aggressive and is learning that he should be on his best

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