Hi Andy,
I found it a practical way to skip the mock-up stage, not the
wireframe stage. Indeed, as doing mock-ups i.e: using Photoshop tends
to produce unrealistic screens (i.e: typography with photoshop is
always better/different than typography on the browser).
However, I would say it requires
You can five the famous five-stars pattern on almost every
shopping engine (Kelkoo.co.uk, PriceGrabber, shopping.yahoo.com...).
Beyond that, I like the way Summize tried to go ahead of this
five-stars pattern: