American Express: Free One Time $25 Statement Credit on $250 Purchase from Best Buy Online & In-store

To get this deal:
1. Click here and sync your Amex card to your Twitter account
2. From your Twitter account, tweet #AmexBestBuy to add the offer to your syned Amex Card
Note: be sure that you receive an "@ reply" message from @AmexSync stating that this offer has been added to your synced Card
3. Make a single purchase of $250 or more with your synced card by September 8, 2013.
4. A statement credit should be issued within 8 weeks after your qualifying purchase