http://blogs.msdn.com/jdevados/archive/2007/03/15/does-soa-have-an-roi.aspxInteresting article in Datamation - Randy Heffner seems to be agreeing with many of the things I said at the Microsoft SOA Conference last October. For instance he says "... you should not be selling SOA. You should be selling the solutions that you’reen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/jdevados/archive/2007/03/15/does-soa-have-an-roi.aspx#1893045Fri, 16 Mar 2007 10:53:06 GMT91d46819-8472-40ad-a661-2c78acb4018c:1893045gianpaolo<p>Although I was told by a few managers they like the Internal Rate of Return (IRR) a lot. The most accurate metric to decide on competitive options is the Net Present Value (NPV). Unless you want to go with the Real Options analysis :). In any case, I agree that ROI is quite a limited metric as &quot;speed&quot; is not included.</p>