Absolutely; there's a serious gray area that's fairly easily resolved by paying a FFL licensed dealer to facilitate both transfers. But it's absolutely not the

Absolutely; there's a serious gray area that's fairly easily resolved by paying a FFL licensed dealer to facilitate both transfers. But it's absolutely not the case that a private citizen can't buy with the intent to resell. It is absolutely illegal to use someone else's money to buy a gun and immediately give it to them. Between that, there's a nice wide gradient.