The prognosis for this particular horse appears to be bleak, but the Foursquare investors continue to flog it. Their latest attempt to market a social network that nobody quite understands is in conjunction with UK American Express: the imaginatively named, if efficiently descriptive, “airport offers”. “Airport offers” requires you to link your American Express card to … Continue reading → The post American Express UK “Airport Offers” appeared first on euflyer.com. Continue reading...