Originally Posted by Silver Fox

You take it out, put it on the floor, and let the FA gate check it when no-one in first claims it. Simples.

Originally Posted by Proudelitist

I took my seat, waited until boarding was done, and then removed it and placed it on the floor of the aisle. An FA came by, asked who it belonged to, and I said it was someone in coach. She took it back. Didn't see the results..but the bag never came back forward so I assume the Bin Poacher got his comeuppance.