For American Express cardholders, American Express offers a $30 AmEx Statement Credit when you spend $300 or more in-store or online at Best Buy via the directions below. That's the best such statement credit we've seen for Best Buy via American Express this year. (A year ago, we saw a $25 credit with $250.) Statement credit will appear on your billing statement within 90 days of expiry. Offer ends September 10. To get this deal:
  1. Sync your AmEx card to your Twitter account
  2. tweet #AmexBestBuy to add the offer to your synced AmEx Card
  3. make a single purchase of $300 or more with your synced card in-store or online at Best Buy

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