Some dogs will not mind being left alone for an extended period of time, this is mainly in adult and elderly dogs. But some dogs can struggle with being away from their owner. There are many factors you need to take into consideration when deciding whether to buy a dog. Is your house suitable? Will you adopt or buy from a trusted breeder? And do you have the time to look after a dog? Dogs are social animals and like to be around people, so it is vital they are not left alone for too long.