Resourceful for a human, Gregor is.  He's been dealing with the Steamwheedle Cartel for some time now, and has become an expert on the "art" of goblin negotiations.  Though it's true that the goblins' primary loyalties lie with those who have the largest coin purses, they also know and respect the value of diplomacy.  If anything, it provides them with repeat customers...$B$BAt any rate, the Argent Dawn acknowledges you for your effort.  Please have this, with our thanks.