Small dog training refers to training of those dogs which are usually small in size throughout their age. There are too many breeds of dogs that are very small in size. Sizes of different breed of dogs depend upon their type, environment, health and food. Training small dogs is sometimes much harder in comparison with training typical bull dogs and German shepherds. Smaller dogs are also known as toy dogs. Even smallest and miniature breed of dogs is also categorized as toy dogs. This is probably due to their resemblance with small toys played by children. There are a number of benefits as well as disadvantages of owning and training small dogs.