1. It is difficult for developers to work on a new feature without having all the requirements up front. It can be a great hindrance for a developers ability to finish assigned work without all the necessary requirements.
2. Pain driven development is about improving processes that are causing you pain. The main point being that the pain that you feel will help point you into areas of improvement.
3. Developers will eventually ignore messages if they are bombarded with too many alerts. It is best if the alerts are meaningful and not just noise.
4. By rotating team members into different teams you help shape their perspective and give a broader understanding of development practices and increase their product knowledge.

5. It is beneficial because not all development practices are valuable, it could be that a development practice is being done because...