Often dogs, especially young ones, react too calmly and even joyfully to strangers, causing well-founded fears in their owner. Often, you only need to achieve a wary attitude towards strangers, but if your goal is to protect yourself from intruders, then you should take the training of your dog responsibly.
Instructions
Step 1
Inexperienced owners often make a serious mistake when they start teaching the command "Alien!" very small puppy. This cannot be done. So you can form the aggressive character of the dog, disrupt its psyche, because at a young age the puppy does not understand what is right and what is not. In the future, your pet may experience uncontrollable outbursts of anger, which will be a threat to both you and others.
Step 2
"Alien!" is a very serious team. You can teach a dog to do it correctly only by regular training. When your pet grows up and becomes a serious, balanced dog, respects you and is considered a leader, only then can you begin to study the team that can cause his aggression at certain moments. It is worth remembering that the pet must first master the basic commands, such as "Fu!", "Come to me", "Sit" and others. That is, in the language of dog handlers - to take a general training course (OKD).
Step 3
You need to decide what you want to achieve from the dog. If your goal is to be wary of strangers, then it is important to show your pet the right behavior. For example, when you notice that he is happily sniffing passers-by or trying to play with them, then immediately pull him back and say "Fu!" or "Alien!"
Step 4
Forbid friends to play with the dog and pet it, the animal must understand that all this is allowed only to you and your family. Over time, the dog will learn to react to strangers with caution and indifference. This will allow you to be sure that no one will be able to entice your friend to follow him, and he will not run after anyone.
Step 5
If your goal is to fully protect you and your family, then never undertake to train the dog on your own, a specialist should do this. A professional dog handler will be able to assess the state of your friend's nervous system and then begin training. You should be aware that on the command "Alien!" your dog will attack the person you think is a potential danger. You will have to be responsible for this. And in order to somehow be able to predict the possible development of events in a critical situation, to be able to recall the dog, you must be completely confident in the experience, knowledge and conscientiousness of the instructor who will train your friend.