I can't understand your expression. . Do I have to sign a deposit for express delivery? The deposit is not paid. Payment by photo can complete the deposit transaction (generally, it is necessary to confirm receipt of the deposit). You will be given a replenishment link when you arrive at the store. Just shoot it and wait for the store to deliver it. . Finally, the fluctuation of booking price depends on the ethics of the store. If the store's moral integrity is not good, it will increase your price ... so it is best to choose a store with a policy.