We've run into quite a few dogs on the trail over the years. Some of them have been an absolute delight, while others don't seem to know what to do---and that's never a good situation with a dog.
There's a great discussion right now on Backcountry Post.com about how to train your dog before you take it on the trail. It's being driven by a couple of people who really know what they're doing, and the questions are coming fast from a couple of people who want to train the perfect trail dog.
Want to know what they're talking about? Check it out right here: