Collie needs a job. If he is unemployed, they will not be happy. Collie is not recommended to be left alone. They need a companion, praise and latiahan intensive. If you work outside the city, do not think to have this dog, because it really is not suitable for you. Intelligence of the legendary collie, competition for even this dog is different from the others, such as speed tests, obedience and herding sheep challenge course.