Thank you for the opportunity to help you with your question!
The code of ethics for nonprofit organizations are usually dubbed as its set of principles; the principles they abide and manage buy. So if you were to find a flaw in a Non-Profits acting upon this code, you oculd definately ruin their reputation. When a nonprofit finally approves of a code of ethics they are basically tellign the public what they are made of. These ethics make the organization look better and increases approval rating.
Please let me know if you need any clarification. I'm always happy to answer your questions.