[http://vimeo.com/4633517](Video Link)Long ago, I learned this rule: when you're in a line, stay in it. No matter how appealing the other line may be, it'll get comparatively worse as soon as you change. Dance with the g...

(Photo: SOLD)If you want a really hot product--like the latest smartphone or high-end sneakers--then you may have to stand in line if you want to purchase it on the first day that it's released. Those lines can get reall...