You have a Gleen of Imaal Terrier. You want to know how to avoid its bad behaviours, right? Like pee at home, bark a lot, or even growling
Then you need to know how to train your dog, don't you think? How to educate it so you don't need to worry about pee, growl, barks or anything but a good and healthy dog.
Here is where this book can help you.