"You missed a step. He sends it to someone in Costa Rica whose job, apparently, according to Bobby’s employers’ wishes, is to sign for it, then hand it over to someone else, the intended recipient. The person Bobby ships to is just your average quasi-criminal postbox. But the intended recipient has never turned up for his end of things. Instead, he’s cut a deal with the postbox, to simply turn it around. It’s a gap, you see, a flaw in someone’s architecture."