YOU'VE GOT MAIL: Isn't it great when you get to the "check out" portion of the online shopping process, only to discover that sending that holiday Creme Brulee-scented candle set is going to cost as much as the candles themselves? Luke Knowles feels your package pain, which is why he created Free Shipping Day, which is, well, today. The name pretty much says it all: free shipping at more than 450 retailers, including Apple, Bloomingdale's and Crate & Barrell. GET IT: Today. www.freeshippingday.com.