not that i know of. Heck sometimes i forget to leave feedback. When i know i wont be at a computer for a few days i wont read the message that they left me some just as a reminder. Shoot em a pm.
You can be 18 and buy a handgun from a private seller, to buy from an FFL you MUST be 21. To get a CCW you must be 21. IF you are 18 you can now legally have your pistol in your home/property/vehicle ONLY (unless given permission by land owner that you may have it have (such as going to buddies...