No
No
You don't need a permit to buy a gun in Oklahoma, if you mean concealed carry permit I think it depends on what crime you are wanted for.
You can't carry a gun in Georgia without a permit.
Yes, Florida recognizes permits from Georgia, as long as you are a resident of Georgia (in other words, it cannot be a non-resident permit). See www.handgunlaw.us for more information.
Yes, you can buy a gun case for anyone.
Assuming you mean "gun" permit, yes, the state of Tennessee recognizes gun permits from any state.
Depends on where you are. In MOST of the US, there is no requirement to have a permit to buy a gun. You must be an adult and pass a background check.
with a permit, yes.
No, you only need a permit if you want to carry the gun in public.
No. Georgia does not require gun registration, nor permits (other than permits to carry concealable arms) Link to a summary of Georgia gun laws: http://crime.about.com/od/gunlawsbystate/p/gunlaws_ga.htm
It all depends on the Country and location where you live. In the USA you must be 18 to purchase a BB gun, but no permit is required to buy one.