#7 The pinscher must be well accustomed to other pets. Because at heart he is still a hunter, and this behavior breaks out with fast-running cats, rabbits, guinea pigs and the like.
#8 As confident and even-tempered as the Miniature Pinscher is when it is being exercised both physically and mentally, it does not like being left alone at all.
#9 He must therefore be accustomed to short periods of solitude carefully and sensitively in order to prevent his tendency to bark out of boredom or frustration.