[Lovetodream88]

Originally Posted by TrainingCollars

I have a positive experience with using Dog Training Collars for small dogs. They are perfect for Yorkshire terriers, but you must use them in the right way. The useful information you can find on this link:
How to use electronic dog training collars effectively in 7 steps - Dog Training Collars

You could kill a small dog by shocking them! Negative training is not the way to train and not very effective. Positive reinforcement is the best way to train!