From Our Newsletter: The Truth About Delta First Class Upgrades
If you have Delta Medallion status and you've been waiting on that first class upgrade that never seems to clear anymore, you're not imagining it. And it's not a glitch ... it's part of Delta's plan. Here's the deal: Delta has been systematically converting what used to be a loyalty perk into a revenue stream ... and it's working spectacularly well for them. For most of the airline's history, firs...
