We have 3 days limit of notification, after delivery of the puppy(s), . Immediate inspection is necessary to insure damage didn’t occur during shipping and the puppy is alive at delivery., but in the event the puppy you selected does not fit your environment or if puppy is a harm to itself or to people, we will allow a one time exchange for a different pup more conducive for your lifestyle We will replace or refund the cost of the pup, but not the shipping cost.