American Airlines Carry On Policy Will Favor Passengers Without Roller Bags
...Jami Counter of travel website TripAdvisor said American's free gate-checking offer was so attractive that it could reduce the amount American makes from checked-baggage fees.
"Why would you ever pay a baggage fee if you can gate-check your bag for free?" he said. "That's a loophole you could drive a truck through. I see that being tightened."
Counter said passengers might swamp gate agents with requests to check their bag for free. "Now their two-minute savings just turned into a 15-minute delay," he said....