Interactive Design: Dangdang submitted order shortage Design analysis

I have the habit of reading, the habit of going to the watercress to see the popular book recommended, accustomed to regularly buy books from the internet to see, accustomed to when the order, all because of the habit ... Even if you see a Book of excellence or other websites than when you are cheap ...

A former colleague said, go to excellence, now who still go to when, not to pay attention to, today I still be when to buy books. Everything is going well until the final submission stage of the order ...

I click to submit an order, the left side of the code to change once, click a change once, always to the success of the page. I thought that is to submit the order and the map to respond to the same incident, so silly tried not less than 10 times, in the picture and submit orders. Until my eyes moved to the upper left corner, suddenly found that there are hints temporarily out of stock, that the back of the book is temporarily out of stock, I unexpectedly did not find, the sight of the transformation of the verification code to attract.

Summary: A small interactive experience let me very unhappy, out of stock experience feel more uncomfortable, let me immediately think of excellence to see ... If there is a book of excellence, then I this user will change the habit, go ...