You will need a lawyer. It can take up to a decade or more.
Depends on the gun. Simple mass produced firearms may be made at the rate of hundreds each day. Custom, handmade firearms may take a year or more of work.
The only people who can sell pepper spray in Mass are licensed firearms dealers. http://www.ledefensetech.com/pepperspraylaws.htm If you're wondering how long it takes to get your license to become a firearms dealer, I'm not sure.
So long as the firearms they're transporting are legal at their destination, yes.
A class of firearms referred to as long guns.
Handguns and long guns.
Forever.
1987.
Take a gunsmithing course.
all of them, but, only long guns.
No, Sam's Club - which is owned by Wal Mart - does not sell firearms. Wal Mart does sell firearms, but only long guns.
depends on your state requirements- they vary state to state.