WHEN China’s online luxury shoppers click to spend more than $US4000 on a Maison Martin Margiela leather jacket or over $US3000 for an Alexander McQueen dress on fashion website thecorner.com.cn, they will have an option the company doesn’t make available to any other customers around the world. FedEx delivery men will wait on the doorsteps of Chinese consumers while they inspect their purchases, try them on for size, and decide if the products are worthy of keeping or sending back.