I've used AmmoSeek a few times when I was on the hunt for some hard-to-find calibers, like .45 ACP and 9mm. Overall, I found it pretty user-friendly, and it really saved me time comparing prices from several retailers all in one place. Most listings were accurate, but I did encounter a couple of instances where the price was outdated, so it pays to double-check with the retailer directly before buying. Just be cautious—while I didn't run into any sketchy sellers, I've heard some folks mention concerns about shipping costs or unexpected fees from certain places. I'd recommend making sure you know the return policy, just in case. But for me, it was a solid tool to snag some ammo without driving all over town.