1 Values and principles

communication, simplicity, feedback, courage.

Planning -> based on user stories
Testing -> thorough testing at every step
Pair programming -> watch, inspect, and trade off
Simple designs -> based on agile modelling principles
Refactoring -> redo and clean up as you go
Collective code ownership -> egoless development, anyone can review and improve code
Continuous integration -> grow the software continuously
On-site customer -> get sign-off as you go
System metaphor -> what should the final system look like? Small releases given to users frequently
Forty-hour work week -> don’t overload the developers
Coding standards -> follow industry standards for code

2 Three ring project approach