예전에 한 지방 음식점에서 음식을 기다리면서, 자유롭게 분류된 서류들을 살펴보고 있었다.
그 때 아날로그 세계에서 사용할 수 없는 세 가지 기능(검색, 정렬, 필터)에 길들여져 있다는 것을 깨닫고 충격을 받았다.

AutoDirect and some of the other freebies are organized by category (like trucks, vans, SUVs) but others, like Greensheet, just list page after page of items for sale. I would actually have to read every single ad in the paper to find what I wanted. No thank you, I’ll use Craigslist on my phone instead.
But after taking a look at Craigslist mobile, it became obvious we could all benefit from some best practices around mobile search, sort and filter UI design. This article explores a dozen different ways to surface and refine the data your customers want.