Plus save another $25 with AMEX:
Sync your American Express card with your twitter account and get bonus savings.
Step 1: Tweet #AmexBestBuy
Step 2: Click on @connect to confirm that you are registered. This can take quite a few minutes as their systems are running slowly right now.
You may also be able to register by logging in on americanexpress.com, on Facebook, on Foursquare, or on the AMEX app.
Forgot which card is synced to your social media account? You can unsync and resync cards here.
If you’ve already earned the $25 off at Best Buy you can unsync and sync another primary or secondary card via Twitter!