They have a studio store in citywalk. However, some of the items they have are for use inside the park like a refill bucket for popcorn and a sipper for refills on drinks.
You can. But if you go in parks business hours you have to pay the parking. If you go after hous is free.
The stores are outside the park but you do have to pay for parking
City walk stores sell a lot of similar merchandise that universal studios has . You should be able to get something there
No
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