details is filled in the correct place fast and flexible.
Last Name (Middle name and last name can be added here if the name is more than to words with space)
State (Where i live there is no states, so this part can duplicate name of the city)
Country (It is only 1 country i order to, so it should always autochoose the same country)
The address i copy always have the same structure and never changes, following is the structure of the copied address
First Name Last Name
Postcode City (State same as city)
Country (always same)
You can even register on the site [url removed, login to view] to see how the structure code is by registering there.