9. Re-usable UI building blocks granularity 2 specific pieces of status data Data entry with field validation & logic Data table Page flow / process Coarse Fine granularity Range of UI service “sizes”
10. Example – “ Customer Intelligence System ” Search a customer Take payment Payment UI services YES NO NEXT CUSTOMER Update Credit Select a customer Is this a safe customer? Show payment wizzard start Credit (Excel) Customer CRM Google Map Misdaadkaart.nl (RSS) Nieuwskaart.nl (RSS)