Update: This offer expires tomorrow

Get a $25 statement credit with your registered American Express credit card when you spend $25 or more at Costco. This offer also works for Costco memberships! Valid through 8/15/2014.

To check for this offer:

1. Go to American Express.com
2. Log-in to your account and Scroll down.
3. Click on “Offers For You” to see if you have this offer available.
4. If available, be sure to click on “Save Offer”. Note: Be sure to check under all your American Express credit cards.

Alternatively, if this offer does not show under any of your American Express accounts, you can try registering through twitter, though YMMV.

To try registering through Twitter:

1. Sync your Amex card to your Twitter account here
2. From your Twitter account, tweet #AmexCostco to add the offer to your synced Amex Card.

Note: Make sure that you’ve received a “@ reply” message from @AmexSync stating that this offer has been added to your synced Card.

•  Offer valid in store only at all US Costco Warehouse locations including Puerto Rico.
• Offer excludes gas, travel and online purchases.
• $25 can include Costco membership purchase.
• Limit 1 statement credit per American Express online account.
• Enrollment is limited.
• Statement credit will appear on your billing statement within 90 days after 8/15/14.