I don't know if it can be taught... First and foremost you have to have the heart of theif and the balls of a gambler.

The closest I came to getting busted was one time I had Performace Bike magazine open on the table to the bike shoe page. She looked at the page and saw my Sidi shoes and the price of $210. "You paid $210 for bike shoes!" she said. "Oh no honey... Those are some kind of extra fancy shoes, not the sensible ones that I bought..." Whew!