The best crates for crate training a new puppy Crate training is an essential step when you bring home a new puppy. FacebookTwitterEmail Puppies are inquisitive and energetic, and might get into trouble when left alone, so crate training is an essential step when you bring one home for the first time. If you're on the fence about using a crate – say, if someone has created a negative image of crate training in your mind – it is always smart to consult your pet's veterinarian. Most will recommend that crate training is not treated as a punishment for your dog. Picking the right crate is important because your new friend's crate should be a happy place, where they feel comfortable and secure.