Bill tells Jaime to bring out his hazing horse, and she is later seen doing so, but she first jumps down inside the portable corral instead of outside it, as she would need to do in order to go get the horse.
Jaime latches the paddock-gate when she goes in to get Windfire, yet when she comes out to the gate again and sees it chained and padlocked, the latch is undone, even though the merc didn't undo the latch when he locked the chain on the gate.
There wouldn't be "No Admittance" signs on the inner-facing sides of any of the doors in the wall of Rudy's lab, since Rudy is the top-security man and manager of his own lab, and so he would have full access to everything and every type of room (offices, infirmaries, storage closets/vaults, etc.) in the building. Only the outsides of the doors would have such signs, so that visitors walking through the hallways would know to get authorization from appropriate security personnel before entering.
Obvious "true-lover's knot" shaped pre-cut breakout section in the wood around the doorknob as Max pulls it out.
Jaime tells Billy to shut off the plane's engine, but the airplane's ignition switch is already in the OFF position when Billy first reaches for the key; he simply removes the key without turning it.
When Jaime come out of the paddock with Windfire she mounts up on the right-side. Your always supposed to mount a horse on their left-side.