Chapter 9. Corollary Practices
The practices in this chapter seem to me to be difficult or dangerous to implement before completing the preliminary work of the primary practices. If you begin deploying daily, for example, without getting the defect rate down close to zero (with pair programming, continuous integration, and test-first programming); you will have a disaster on your hands. Trust your nose about what you need to improve next. If one of the following practices seems appropriate, give it a try. It might work or you might discover that you have more work to do before you can use it to improve your development process.
Real Customer Involvement
Make people whose lives and business are affected by your system part of the team. Visionary ...