To receive your coupon for a free 3kg bag of Purina Pro Plan for puppies, you just have to complete the form. Just so you know you have to enter a verification code (8-digit code). If you don’t have one call the Purina PetCare Team on UK 0800 212 161. They’ll give you one. Otherwise you can get your code on the letter you might have received with your pack from your vet.