It's a scam. The sender actually originates in China. It says, "Your Entry Last Month Has WON! Goto http://BestBuy-Me.com And Enter Your Winning Code: 777 To Claim Your Free $1000 BestBuy Gift Card."  Take a look at the web address and you;'ll see it's not BestBuy at all. Further, look at the English grammar, incorrect also.