I need to rush to the post office.A: I need to rush to the post office.B: You'd better hurry. It's gonna close in ten minutes.How much is the postage?A: How much is the postage?B: Please put it on the scale!I'd like to send it as registered mail!A: How would you like to send the letter?B: I'd like to send it as registered mail.Excuse me, you didn't write down the zip code.A: Excuse me, you didn't write down the zip code.Is this international mail?A: Is this international mail?Yes. it's addressed to Greece.Do you want to send the package by airmail or by surface mail?A: Do you want to send the package by airmail or by surface mail?B: Which is cheaper?It's much cheaper to send a package by surface mail.But It takes two months.A: It's much cheaper to send a package by surface mail.But It takes two months.B: Then, I'll just send it by airmail.