1. NAME Workshop, Munich121.10.02 The Use of XP in the CARUSO Project Hubert Baumeister Ludwig-Maximilians-University Munich

2. 21.10.02NAME Workshop, Munich2 EU-Project CARUSO Objective Framework to build customized CRM applications Components: Communication Server, Script Engine, … Tools: Application Builder, Monitoring, Reporting Sample Instantiations: Utility Company, Banks, … Method for introducing CRM Consortium REMU: Utility provider DataCall: Software house LMU: University (SFI: Software house)

3. 21.10.02NAME Workshop, Munich3 Main Problem Unclear Requirements Started with a traditional software process Requirements paralysis Nice business model, but Too complex There exists not one right model Solution Planning Game, Short Iterations, and YAGNI Most important CRM task: Handling support cases Pilot Most import support cases as User Stories 1. Prototype 2. Prototype

4. 21.10.02NAME Workshop, Munich4 Script Engine Problems Too many requirements Functionality guided by User Stories Implementing only the functionality really needed Test-Driven Development “Soft”ware Porting problems Linux -> Windows Windows -> Windows

5. 21.10.02NAME Workshop, Munich5 Problems using XP Customer: CRM dream: “Come up with a solution” Want a general solution Companies No customer specific solution No or wrong allocated resources (daily business is more important)

6. 21.10.02NAME Workshop, Munich6 Problems using XP Distributed Environment Who has to do what? Possible solution: 2-3 months XP with each partner at one site; then divide tasks or do distributed XP  No resources !! (money, personnel)

7. 21.10.02NAME Workshop, Munich7 Conclusion Applying more XP practices could have improved the project considerably, but Distributed environment Political Reasons Customers commitment to find a solution Finding a general solution CARUSO was successful and applying XP practices was substantial to success