In what may have been the worst kept secret in the Frequent Flyer Miles/Travel Points ecosystem, Delta announced earlier this week that they would be shifting the Skymiles elite status earning rules from a miles-only system to a miles + revenue-based system beginning in 2014. This is the long rumored Delta Revenue Based Frequent Flyer Program. Delta Revenue Based Frequent … [Read more...] about Delta Shifting to a Miles + Delta Revenue Based Frequent Flyer Program