There is nothing better than free shipping. Not only are you saving gas by not having to travel to a store, you're also saving a ton of hassle. Plus you get boxes in the mail. Everyone loves a box in the mail. Of course, AmazonPrime Membership has spoiled me rotten. Its free 2-day shipping on most items, has me never wanting to pay for shipping ever again.
Here's a handy list of links to a bunch of sites that offer free shipping. Enjoy!