- make photographs and information (pedigrees, screening for hereditary diseases recommended by the APCSE Health Commission) of the litter's parents available on your website/social media page - be available to answer your questions and clarify your doubts. - ask you questions to make sure you have the right conditions to have an Estrela (think of this not as an intrusion but as concern to ensure that the dog will be in good hands) - insist that you visit their facilities, so you can meet in person and see the dogs and the spaces in which they live - on the premises, show you the dam (who should show signs of having recently been breastfeeding and an affectionate attitude towards the puppies) and, if possible, also the sire, as well as the rest of the pack - provide you with solid references given by their veterinarian and by clients who have bought puppies from them - show you the genealogical certificates/pedigrees (LOP or RI registration on the CPC-Portuguese Kennel Club) of both parents - hand over, at the time of sale, the genealogical (pedigree) and ownership certificates for the puppy, issued by the CPC - or, if these have not yet been issued, proof of delivery of the documentation for registering the litter and puppies in the CPC. - preferably, have carried out DNA tests proving the dogs' parentage and provide you with the respective certificate (it is not uncommon for puppies/dogs not to be offsping of the parents indicated in the pedigree!) - provide you with proof that they have carried out screenings for hereditary diseases (hip dysplasia, preferably also dilated cardiomyopathy and elbow dysplasia) and their reports, preferably issued by entities recognized by the CPC: APMVEAC or Prof. Mário Ginja, from UTAD / recommended by the APCSE Health Committee - have vaccinated the dog (procedure carried out by the veterinarian - minimum one vaccine, preferably at least two) - have dewormed the puppy (fortnightly since the age of two weeks) - have the dog microchipped and registered (procedures carried out by the veterinarian) in the SIAC (Companion Animal Identification System), and must give you a form, signed by them, to transfer ownership to your name - have applied an anti-tick/flee treatment to the mother and, from 8 weeks onwards, also to the puppies - have taken the puppy to the veterinarian, before leaving home, for a clinical examination that includes auscultation, to detect a possible heart murmur - ask that, within two weeks after the dog leaves home, you take him to your veterinarian to confirm that everything is still ok - have started socializing the puppy, exposing it to different sounds and environments, domestic and foreign, to other people and animals, and, from 10 weeks onwards (after receiving the second vaccine), taking it for walks in the street, with due care to avoid contracting an infectious disease. - provide you with complete written information about all the dog's health data, dates of internal and external vaccinations and deworming, any medications or supplements that may have been administered to them - provide you with a contract in which both parties commit to responsibilities; It may be a simple sales contract or contain some specific conditions - advise you on all aspects of the dog's life (food, various care, education, clinical examinations) and commit to helping you in any situation that may arise throughout the dog's life.