When your puppy reaches between three and six months, you can start to teach him or her some basic skills which they will need to be well-behaved, socialized pets. Boston Terrier training is so important since these dogs can be so hyper. Beginning around 3 to 6 months you can begin working on sitting and coming on command. Telling your dog to lie down and stop barking when you tell him to. Also, it is important for your dog to begin to be able to interact with other dogs or new people well. Training takes time and hard work, but it is worth it and your dog loves the time you spend together.