They get involved by trying to take over shelters where they try to increase the euthanasia rates. They make it difficult to adopt in rural areas by making farm placements almost impossible. They change the shelter rules so that reclaiming a lost dog is met with threats.
The little dog in your second set of photos is the most in demand. Every shelter has a waiting list of adopters for little dogs and puppies. These wackos know this and use shelters (they have control of ) to traffic in dogs. With the lack of dogs, importing them has become big.
Of course they have a public with virtue signaling patsies for clients willing to pay for dogs with no questions asked about where they come from .