Best way to sell a gun collection

[oneounceload]

Which generally means he/she is going to be a resident alien on a work visa. Which means there is no way he/she can import weapons. Even purchasing is highly unlikely regardless of country.

Not really true - there are many countries that will allow you to bring in your guns, some even handguns, but typically after a minimum of 6 months, need for classes registrations, etc......

OP - James Julia and Rock Island Auctions are two of the better gun auction houses