Puppies raised in a kennel or barn away from the family, people, animals and sounds are completely unprepared and will most likely develop all kinds of nasty issues as they mature, the will be afraid of new people and new experiences, they could react excessively to sounds, people and animals, bark more, be hard to handle, groom and bathe, they might try to avoid unfamiliar things that make noise like vaccums, fans, fireworks, possibly be more aggressive or nervous when meeting strangers, be unable to bond with humans, and be difficult to train.