Foursquare Badge – Swiped @ SXSW (SXSW 2011)
Link your American Express card to your Foursquare account and then use your AMEX card in Austin, TX during SXSW.
The first time you swipe your Card at any merchant in the Austin area during SXSW Interactive, you’ll receive an exclusive badge and American Express will donate $1 to Grounded in Music, an Austin-based nonprofit committed to leveraging the power of music to transform young lives by creating self-confidence, opportunity and hope. American Express will donate up to $20,000.
Have you picked up this badge? Share your unlock information below!