Originally Posted by
cyclotron
Amex now has a Costco.com offer
$15 back COSTCO.COM
Spend $115 or more, get $15 back
Of note, it is NOT VALID for in-store purchases and is valid online only.
You can also sign up using twitter by tweeting #AmexCostco or through Facebook.
Is this for US Amex card holders only? Thanks.