I think therapeutic puppy rentals could be a great sideline business for breeders. They could even have a playroom with toys, etc. plus beverages for the adults for people who just want to relax with a puppy (or kitten) for an hour.
"We felt bad for my dog having to watch us eat Thanksgiving dinner from the window outside, so we took our food upstairs. A few minutes later I saw this out the window." ~ Dog Shaming shame - Dog in the TREE :)