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<B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+3">eXtreme Programming Principles<BR>
</B></FONT></FONT></FONT><UL><B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+1">Rapid Feedback</B></FONT></FONT></FONT></UL></TD>
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<LI><B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+1">Customer feedback on progress<BR>
</B></FONT></FONT></FONT><UL><LI><B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+0">Iteration meetings<BR>
<LI>Running System<BR>
<LI>No development black box<BR>
</B></FONT></FONT></FONT></UL><LI><B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+1">Developer feedback on correctness<BR>
</B></FONT></FONT></FONT><UL><LI><B><FONT face="Gill Sans"><FONT color="#000000"><FONT size="+0">Design/robustness validation from spikes<BR>
<LI>Testing feedback multiple times daily<BR>
<LI>On-site customer for questions<BR>
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<UL><LI>To deliver on the goals of XP it is important that feedback is rapid. Many of the XP practices focus on keeping the feedback loops rapid (automated tests, on-site customer, short iterations, ...)
<LI>Feedback is used in many ways in XP. Feedback between developers, Feedback from developers to customers. Feedback from customers to developers.
<LI> One of the goals of XP is to make the development process transparent. There should no time when the customer doesn't know the state of the developing system. </UL>
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