A friend has a M&P40c for sale, but he hasn't set a price, as he traded into it. It looks barely fired and has night sights, a flat bottom mag, a mag with the extension and 2 longer mags. He also has a partial (40 rounds) of Speer Lawman FMJ flat nose ammo. The plastic box/case is included.
What should I offer?
What should I offer?