76(sponsor)(visionary)••••(expectationgap)(task)7.11.82.3.Nelsen19904.5.6.McGrawandHarbison1997;BeyerandHoltzblatt19987.scenario87.2GauseandLawrence1999(scriptingfacility)(secondary)Kathy6567-17537-1105000007.3Webelicitationbeta7-1Kielandcarmel1995547-17.4projectchampionWedgers1996a(goodwill)7557.4.1point-of-salePOSback-officeArtArt7.4.27-27-2planning•••requirement••••••56•verificationandvalidation•••beta••(useraid)•••changemanagement•enhancement••7.4.3ContosoPharmaceutical7-27-2ContosoPharmaceutical7573217.5••••••58•7-1•7-2•759