http://blogs.msdn.com/jmeier/archive/2008/09/25/scenario-based-architecture-evaluation-methods.aspxI'm a fan of scenarios.  Whether you use scenarios for scenario-driven development,  scenario-based evaluations, competitive assessments or for shaping products ...  scenarios are where the rubber meets the road.  I think scenariosen-USCommunityServer 2.1 SP1 (Build: 61025.2)