For the young hunting dog that has been exposed to fields and woods, searching for game; a dog that has had a year of work and exposure. The dog should be at least 9 months old. If the dog is taken through the entire sequence it will end up to be a good hunting dog and a good family dog. Bailey's earlier book, "How to Help Gun dogs Train Themselves, gained national and international attention from outdoor writers in Outdoor Life, American Hunter, Gun Dog magazine.