On my website, http://positivepezine.com, I offer a free e-course for people with a barking dog problem.
If you have a dog who barks too much, go to: http://www.positivepetzine.com/barking_dog_survey_1
You will then be prompted to select a phrase which best describes your barking dog problem. Apart from customising the information you are sent, this also serves as a bit of a survey. The courses are split into 5 basic different types of problem barking. Here are the basic types of barking and the percentage of people who have taken each course:

