BATNA - Best Alternative To Negotiated Agreement. If you subtly imply that you can walk away and buy elsewhere, then you can talk them down. You lose a bit of t

BATNA - Best Alternative To Negotiated Agreement. If you subtly imply that you can walk away and buy elsewhere, then you can talk them down. You lose a bit of time, they lose their commission. If you know what their commission would be (or you can make an educated guess), you can talk them down a long way. But if you behave as though you must buy there, they have no reason to drop the price.