The Path of Least Frustration is about taking small steps first that help you manage the problem, while you figure out what training you need to put in place to deal with the probelms. For Problems like pulling washing off the line - then it is an access issue. If it is aggression to other dogs, it is resticting their access to other dogs (consider this a detox program for adrenaline). Any small step that you need to take to reduce your own frustration is going to be the best step for you in the moment.
Don't get angry, get smart. Training should not be painful for the owner or the dog.