Talk:Gun Emporium/@comment-121.216.243.10-20120423025525/@comment-4005921-20120423114506

The customization from the Gun Emporium last as long as long as the duration of your weapon. But if you customize it, and it expires and you buy that weapon again, you'll have to customize it again (or not if you don't want to or can't). If it fails then you can just try again.