Reputations can take decades to build…and only minutes to throw away.  I thought of this last week when I read that American Express (NYSE: $ AXP ) was gutting its travel services, laying off more than 5,000 employees—or roughly 9 percent of its workforce—most of whom worked in travel. Remember, Amex is the card for the global elite—executives [...] The post Is Amex Going Slumming? appeared first on Sizemore Insights . Related posts: Visa, MasterCard Still Charging Forward Visa and MasterCard: Underlying Macro Trends Still in Place Visa: A Gold-Medal Opportunity