| 1. |
Our highest priority is to satisfy the customer through early and continuous delivery of valuable software. |
| 2. |
Welcome changing requirements, even late in development. Agile processes harness change for the customer’s competitive advantage. |
| 3. |
Deliver working software frequently, from a couple of weeks to a couple of months, with a preference to the shorter timescale. |
| 4. |
Business people and developers must work together daily throughout the project. |
| 5. |
Build projects around motivated individuals. Give them the environment and support they need, and trust them to get the job done. |
| 6. |
The most efficient and effective method of conveying information to and within a development team is face-to-face conversation. |
| 7. |
Working software is the primary measure of progress. |
| 8. |
Agile processes promote sustainable development. The sponsors, developers, and users should be able to maintain a constant pace indefinitely. |
| 9. |
Continuous attention to technical excellence and good design enhances agility. |
| 10. |
Simplicity–the art of maximizing the amount of work not done–is essential. |
| 11. |
The best architectures, requirements, and designs emerge from self-organizing teams. |
| 12. |
At regular intervals, the team reflects on how to become more effective, then tunes and adjusts its behavior accordingly. |