Major shakeup in premium credit cards as American Express increases Platinum fees to $895 but adds significant new benefits including $600 hotel credit and $400 dining credit. We also cover Citi's new Strata Elite card offering impressive first-year value, Southwest's potential return of airline miles on debit cards, and current promotions for buying Air Canada Aeroplan and Southwest points. Plus updates on SAS lounge access improvements and targeted JetBlue Amex Offers.