Background checks are totally worthless, just liberal feelgood nonsense. If a criminal is not legally allowed to own a firearm he’ll just go down to the ‘hood, or the trailer park, or the bodega, and buy one anyway. The black market is still thriving, and always will be.
They get fees every time you buy a weapon. You buy one today and come back next week and pay i all over again. It is a tax source.