A pug in a puppy farm
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Buying a puppy the right way

Panorama investigates the ruthless world of the dog trade. Using secret filming they have uncovered some shocking truths about where and how these animals are being bred. Vet and animal welfare campaigner Marc Abraham has some advice on how to buy a puppy.

Panorama - Britain's Puppy Dealers Exposed is broadcast on BBC One on Monday 16 May at 19:30 BST. Or catch up afterwards on BBC iPlayer

Video produced by Rob Brown