Get yourself a bell and attach it to your rope or one thing so it can be hung across the doorknob. Then in the shaping system train your Puppy when he bumps the bell with his nose he goes outside. "This assisted my puppy. He poops in the bathroom http://felixscnyh.designertoblog.com/15989384/the-fact-about-inside-dog-house-that-no-one-is-suggesting