If you have a dog with aggression issues then it is imperative that the dog comes every single time when called.  Without fail.  Guess what, folks?  That level of obedience is NEVER achieved through treat training.  In this video you are going to see the first steps of using an electric dog training collar to train an aggressive dog to come when called.  When it’s done correctly, the e-collar is a very humane and fair tool that can help you get to a level of training that you never dreamed possible.