The dealer option is good one, and it is not a transfer, as noted. He doesn't even have to log it in on his books.
As far as the UPS stores, some of them will accept guns. But it is your responsibility to comply with the company's tariffs and if the gun gets lost, UPS will not pay for it.
As far as the UPS stores, some of them will accept guns. But it is your responsibility to comply with the company's tariffs and if the gun gets lost, UPS will not pay for it.