Your Questions About Dog Barking Training Device

Betty asks…Is it possible to soundproof my dogs crate?My 9 week old puppy does not stop barking every time I leave him in his crate to run errands or go to work. I live in an apartment and I'm worried that my neighbors will complain and I'll end up getting evicted. I've tried ultra sonic bark control but it doesn't work. He's a puppy and his bark is too high pitch for the device to pick up. The bark control collars don't fit him, because he's only about 1.5 pounds. I've looked up and tried

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