foursquare: Make personal finance social with AmEx + foursquare
foursquare: Make personal finance social with AmEx + foursquare
Check out what our friends at American Express are doing with the foursquare API in their new app, Social Currency. Now, when you let your foursquare friends know where you are, you can also tell them what you’re buying and what you’re saving up for. Check in at a restaurant and share…