"They can be sought-after and popular breeds such as English bulldogs, huskies, Staffordshire bull terriers to Maltese and even toy poodles."
People should avoid transferring any money unless they have seen the dog, Police say. Photo / 123rf
She said sellers often claim puppies are potty trained and full vaccinated and often claim to have their own delivery service, so buyers cannot view the dog before purchase.
"These sellers are also making 'change of ownership' documents for each purchased puppy, which is not a thing in New Zealand," she said.