Dan Leveille@danlev · Product Marketing Manager, DeviantArt
Smart move by Amazon -- and they're the only ones who can make it this easy to choose, pay for, and ship a huge range of prizes.
I know Amazon isn't known for their design, but their giveaway page is pretty atrocious.
You can look at the #AmazonGiveaway hashtag on Twitter to see examples of how people are using it (and enter to win!)