Here are some good links to explore with some great information about positive reinforcement training:

• Doggone Pawsitive Facebook http://www.facebook.com/people/Camp-Doggone-Pawsitive/100000048402890
• Karen Pryor Clicker Training - the grandmother of positive reinforcement clicker training http://www.clickertraining.com/
• Clicker Solutions - a training list geared toward promoting positive reinforcement to solve dog behaviour and training problems http://www.clickertraining.com/
• Kiko Pup - a U tube channel geared toward using clicker training http://www.youtube.com/user/kikopup
• TagTeach - an organizaton geared toward using positive reinforcment to teach people http://www.tagteach.com/